Cita APA (7th ed.)

Romer, A. S. (1970). The vertebrate body (4th ed.). Saunders.

Cita Chicago (17th ed.)

Romer, Alfred Sherwood. The Vertebrate Body. 4th ed. Philadelphia: Saunders, 1970.

Cita MLA (9th ed.)

Romer, Alfred Sherwood. The Vertebrate Body. 4th ed. Saunders, 1970.