APA (7th ed.) Citation

Kalas, S., & Kalas, K. (1987). Das Biber-Kinder-Buch. Neugebauer.

Chicago Style (17th ed.) Citation

Kalas, Sybille, and Klaus Kalas. Das Biber-Kinder-Buch. Salzburg ; München: Neugebauer, 1987.

MLA (9th ed.) Citation

Kalas, Sybille, and Klaus Kalas. Das Biber-Kinder-Buch. Neugebauer, 1987.

Warning: These citations may not always be 100% accurate.