Cita APA (7a ed.)

Westphal, U. (1971). Steroid-protein interactions. Springer.

Cita Chicago Style (17a ed.)

Westphal, U. Steroid-protein Interactions. Berlin [etc.]: Springer, 1971.

Cita MLA (9a ed.)

Westphal, U. Steroid-protein Interactions. Springer, 1971.