APA-referens (7:e uppl.)

U.P. Planning and Development Research Foundation, Inc. Social assessment for Basilan and Sulu. UP PLANADES, 2002.

Chicago-referens (17:e uppl.)

U.P. Planning and Development Research Foundation, Inc. Social Assessment for Basilan and Sulu. Quezon City: UP PLANADES, 2002.

MLA-referens (9:e uppl.)

U.P. Planning and Development Research Foundation, Inc. Social Assessment for Basilan and Sulu. UP PLANADES, 2002.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.