Gaya APA

Berkow, R., Fletcher, A, J. (1992). The Merck Manual of Diagnosis and Therapy (16th ed.). Rahway: Merck Research Laboratories.

Gaya MLA

Berkow, Robert., Fletcher, Andrew, J.. "The Merck Manual of Diagnosis and Therapy". 16th ed. Rahway: Merck Research Laboratories, 1992. print.