diff --git a/functions/classobj.xml b/functions/classobj.xml
index 7e53cf7c21..2e36fd4010 100644
--- a/functions/classobj.xml
+++ b/functions/classobj.xml
@@ -180,7 +180,8 @@ Object leafy belongs to class spinach a subclass of Vegetable
 	 object <parameter>obj</parameter> is an instance.
     </para>
 	<simpara>
-	 See also <function>get_parent_class</function>
+	 See also <function>get_parent_class</function>,
+	 <function>is_subclass_of</function>
 	</simpara>
    </refsect1>
   </refentry>
@@ -204,7 +205,8 @@ Object leafy belongs to class spinach a subclass of Vegetable
 	 is an instance.
     </para>
 	<simpara>
-	 See also <function>get_class</function>
+	 See also <function>get_class</function>,
+	 <function>is_subclass_of</function>
 	</simpara>
    </refsect1>
   </refentry>
@@ -226,6 +228,10 @@ Object leafy belongs to class spinach a subclass of Vegetable
      This function returns an array of method names defined for the
      class specified by <parameter>class_name</parameter>.
     </para>
+	<simpara>
+	 See also <function>get_class_vars</function>,
+	 <function>get_object_vars</function>
+	</simpara>
    </refsect1>
   </refentry>
 
@@ -248,6 +254,10 @@ Object leafy belongs to class spinach a subclass of Vegetable
      This function will return an array of default properties of the
      class.
     </para>
+	<simpara>
+	 See also <function>get_class_methods</function>,
+	 <function>get_object_vars</function>
+	</simpara>
    </refsect1>
   </refentry>
 
@@ -260,7 +270,7 @@ Object leafy belongs to class spinach a subclass of Vegetable
     <title>Description</title>
     <funcsynopsis>
      <funcprototype>
-      <funcdef>array <function>get_class_vars</function></funcdef>
+      <funcdef>array <function>get_object_vas</function></funcdef>
       <paramdef>object <parameter>obj</parameter></paramdef>
      </funcprototype>
     </funcsynopsis>
@@ -268,6 +278,10 @@ Object leafy belongs to class spinach a subclass of Vegetable
      This function returns an associative array of object properties for the
      specified object <parameter>obj</parameter>.
     </para>
+	<simpara>
+	 See also <function>get_class_methods</function>,
+	 <function>get_class_vars</function>
+	</simpara>
    </refsect1>
   </refentry>
 
@@ -293,6 +307,10 @@ Object leafy belongs to class spinach a subclass of Vegetable
 	 belongs to a class which is a subclass of
 	 <parameter>superclass</parameter>, false otherwise.
     </para>
+	<simpara>
+	 See also <function>get_class</function>,
+	 <function>get_parent_class</function>
+	</simpara>
    </refsect1>
   </refentry>