Renn, W. (2002). Dorothea Heinrich: The rough and the smooth. Verl. Stadt Villingen-Schwenningen.
Čikaški stil citiranja (17. izdanje)Renn, Wendelin. Dorothea Heinrich: The Rough and the Smooth. Villingen-Schwenningen: Verl. Stadt Villingen-Schwenningen, 2002.
MLA način citiranja (8. izdanje)Renn, Wendelin. Dorothea Heinrich: The Rough and the Smooth. Verl. Stadt Villingen-Schwenningen, 2002.
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