APA (7th ed.) Citation

Petitjean, C. (1938). Über Poly-azobenzole.

Chicago Style (17th ed.) Citation

Petitjean, Charles. Über Poly-azobenzole. 1938.

MLA (9th ed.) Citation

Petitjean, Charles. Über Poly-azobenzole. 1938.

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