Cita APA (7a ed.)

Barkhoff, H., & Fetting, H. (1965). Ernst Legal (o.A.). Henschelverlag.

Cita Chicago Style (17a ed.)

Barkhoff, Hermann, y Hugo Fetting. Ernst Legal. o.A. Berlin: Henschelverlag, 1965.

Cita MLA (8a ed.)

Barkhoff, Hermann, y Hugo Fetting. Ernst Legal. o.A. Henschelverlag, 1965.