APA (7e ed.) Bronvermelding

Concepcion, M. B. (2005). What do we know about Philippine fertility. IN Educators speak [column]. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Concepcion, Mercedes B. "What Do We Know About Philippine Fertility. IN Educators Speak [column]." Manila Bulletin 2005.

MLA (9e ed.) Bronvermelding

Concepcion, Mercedes B. "What Do We Know About Philippine Fertility. IN Educators Speak [column]." Manila Bulletin, 2005.