APA (7th ed.) Citation

Haas, V. (1988). Einführung in das Thema.

Chicago Style (17th ed.) Citation

Haas, Volkert. Einführung in Das Thema. 1988.

MLA (8th ed.) Citation

Haas, Volkert. Einführung in Das Thema. 1988.

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