APA (7th ed.) Citation

Kollak, B., & Wilhelm, H. (1957). Glas: Technik und Kunst. Winkler.

Chicago Style (17th ed.) Citation

Kollak, Bruno, and Heinz Wilhelm. Glas: Technik Und Kunst. Darmstadt: Winkler, 1957.

MLA (9th ed.) Citation

Kollak, Bruno, and Heinz Wilhelm. Glas: Technik Und Kunst. Winkler, 1957.

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