Cita APA (7th ed.)

Poller, S. (1976). Was man alles daraus machen kann. Kinderbuchverlag.

Cita Chicago (17th ed.)

Poller, Siegfried. Was Man Alles Daraus Machen Kann. Berlin: Kinderbuchverlag, 1976.

Cita MLA (8th ed.)

Poller, Siegfried. Was Man Alles Daraus Machen Kann. Kinderbuchverlag, 1976.