Gaya APA

Walter, K, K, H, P, F, S. (2008). Sexually Transmitted Diseases (4th.ed.th). New york: Mc Graw Hill Medical.

Gaya MLA

Walter, King, K., Holmes,, P., Frederick, Sparling,. "Sexually Transmitted Diseases". 4th.ed.th New york: Mc Graw Hill Medical, 2008. Text.