Cita APA (7th ed.)

Lämmerhirt, W. (1986). Keep on Picking. Voggenreiter.

Cita Chicago (17th ed.)

Lämmerhirt, Werner. Keep on Picking. Bonn: Voggenreiter, 1986.

Cita MLA (8th ed.)

Lämmerhirt, Werner. Keep on Picking. Voggenreiter, 1986.