Cita APA (7th ed.)

Hamilton, V. (1980). Der Planet des Patrick Brown. Kinderbuchverlag.

Cita Chicago (17th ed.)

Hamilton, Virginia. Der Planet Des Patrick Brown. Berlin: Kinderbuchverlag, 1980.

Cita MLA (8th ed.)

Hamilton, Virginia. Der Planet Des Patrick Brown. Kinderbuchverlag, 1980.