Gaya APA

LAUER, R, H. (2008). Social problems and the quality of life / Robert H. Lauer, Jeanette C. Lauer (Ed. 11). Boston: Gramedia.

Gaya MLA

LAUER, Robert, H.. "Social problems and the quality of life / Robert H. Lauer, Jeanette C. Lauer". Ed. 11 Boston: Gramedia, 2008. Text.