Kreuter, M. (1978). Sandra, Detektivin in Jeans: Margot Kreuter. Schneider.
Cita Chicago (17th ed.)Kreuter, Margot. Sandra, Detektivin in Jeans: Margot Kreuter. München, Wien: Schneider, 1978.
Cita MLA (8th ed.)Kreuter, Margot. Sandra, Detektivin in Jeans: Margot Kreuter. Schneider, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.