APA Style

Berkow,R. (1977). The Merck manual of diagnosis and therapy (13th Edition) (Ref: 1) . New Jersey: Merck Sharp & Dohme Research Laboratories.

Chicago Style

Berkow,R. The Merck manual of diagnosis and therapy (13th Edition) (Ref: 1). New Jersey: Merck Sharp & Dohme Research Laboratories, 1977. .

MLA Style

Berkow,R. The Merck manual of diagnosis and therapy (13th Edition) (Ref: 1). New Jersey: Merck Sharp & Dohme Research Laboratories, 1977. .

Turabian Style

Berkow,R. The Merck manual of diagnosis and therapy (13th Edition) (Ref: 1). New Jersey: Merck Sharp & Dohme Research Laboratories, 1977. .