Cita APA (7th ed.)

Petrie, S., & Stone, R. B. (1979). The wonder protein diet: Miracle way to better health and longer life. Parker Pub. Co.

Cita Chicago (17th ed.)

Petrie, Sidney, i Robert B. Stone. The Wonder Protein Diet: Miracle Way to Better Health and Longer Life. West Nyack, N.Y: Parker Pub. Co, 1979.

Cita MLA (9th ed.)

Petrie, Sidney, i Robert B. Stone. The Wonder Protein Diet: Miracle Way to Better Health and Longer Life. Parker Pub. Co, 1979.