Cita APA (7a ed.)

Kray, R., Oettermann, S., Riha, K., & Zelle, C. (1994). Herakles, Herkules. Stroemfeld/Roter Stern.

Cita Chicago Style (17a ed.)

Kray, Ralph, Stephan Oettermann, Karl Riha, y Carsten Zelle. Herakles, Herkules. Basel ; Frankfurt am Main: Stroemfeld/Roter Stern, 1994.

Cita MLA (8a ed.)

Kray, Ralph, et al. Herakles, Herkules. Stroemfeld/Roter Stern, 1994.