Cita APA (7th ed.)

Schwinn, M., & Diehl, B. (1976). We came to help. Harcourt Brace Jovanovich.

Cita Chicago (17th ed.)

Schwinn, Monika, i Bernhard Diehl. We Came to Help. New York: Harcourt Brace Jovanovich, 1976.

Cita MLA (8th ed.)

Schwinn, Monika, i Bernhard Diehl. We Came to Help. Harcourt Brace Jovanovich, 1976.