Gaya APA

Graef, J, W., Jr, T, E, C. (1980). Manual of pediatrics therapeutics (Ed. 2). Boston: Little Brown and Company.

Gaya MLA

Graef, John, W.., Jr, Thomas, E., Cone,. "Manual of pediatrics therapeutics". Ed. 2 Boston: Little Brown and Company, 1980. Buku.