[ CCode ( cname = "GDATA_GCONTACT_EXTERNAL_ID_ACCOUNT" ) ]
[ Version ( since = "0.7.0" ) ]
public const string GCONTACT_EXTERNAL_ID_ACCOUNT
The relation type URI for an account number identifier.
For more information, see the <ulink type="http" url="http://code.google.com/apis/contacts/docs/3.0/reference.html#gcExternalId"> gContact specification</ulink>.