Cita APA (7a ed.)

Voss, H. E., & Oertel, G. (1973). Androgene I. Springer.

Cita Chicago Style (17a ed.)

Voss, Hermann E., y G. Oertel. Androgene I. Berlin [etc.]: Springer, 1973.

Cita MLA (9a ed.)

Voss, Hermann E., y G. Oertel. Androgene I. Springer, 1973.