Cita APA (7a ed.)

Wheeler, W. F. (1954). Intermediate biology (4. ed.). W. Heinemann.

Cita Chicago Style (17a ed.)

Wheeler, W. F. Intermediate Biology. 4. ed. Londres: W. Heinemann, 1954.

Cita MLA (9a ed.)

Wheeler, W. F. Intermediate Biology. 4. ed. W. Heinemann, 1954.