Structure of PLSQL_MODULE versionable object

PLSQL_MODULE

 -MODULE_ARGUMENTS                                 (via PLSQL_MODULE_REFERENCE)
   -ARGUMENT_ITEM_USAGES                           (via MODULE_ARGUMENT_REFERENCE)
   -ATTRIBUTE_VALUES                               (via MODULE_ARGUMENT_REFERENCE)
 -DATASTRUCTURES                                   (via PLSQL_MODULE_REFERENCE)
   -DATASTRUCTURE_ITEMS                            (via DATASTRUCTURE_REFERENCE)
 -DATABASE_SYNONYMS                                (via PLSQL_MODULE_REFERENCE)
 -CHANGE_HISTORY                                   (via MODULE_REFERENCE)
 -MODULE_BUSINESS_UNITS                            (via MODULE_REFERENCE)
 -MODULE_FUNCTIONS                                 (via MODULE_REFERENCE)
 -MODULE_NETWORKS                                  (via PARENT_MODULE_REFERENCE)
   -ARGUMENT_PASSED_VALUES                         (via MODULE_NETWORK_REFERENCE)
   -NAMED_PASSED_VALUES                            (via MODULE_NETWORK_REFERENCE)
 -MODULE_PROGRAM_DATA                              (via PLSQL_MODULE_REFERENCE)
 -PROGRAM_DATA                                     (via PLSQL_MODULE_REFERENCE)

Also included in this versionable object are:

- Any user defined EXTENDED_STRUCTURE_ELEMENTS owned by the above