Gaya APA

Clowes, B. (1997). The Facts of Life: an Authoritative Guide to Life and Family Issues (Cet. 1.--). USA: Human Life International.

Gaya MLA

Clowes, Brian. "The Facts of Life: an Authoritative Guide to Life and Family Issues". Cet. 1.-- USA: Human Life International, 1997. Text.