Cita APA (7th ed.)

Bobinska, H., & Goetze, U. (1950). Pioniere (o.A.). Altberliner Verlag.

Cita Chicago (17th ed.)

Bobinska, Helena, i Ursula Goetze. Pioniere. o.A. Berlin: Altberliner Verlag, 1950.

Cita MLA (8th ed.)

Bobinska, Helena, i Ursula Goetze. Pioniere. o.A. Altberliner Verlag, 1950.