APA (7th ed.) Citation

Thron, H. (1931). Ueber Kautschuk und Guttapercha.

Chicago Style (17th ed.) Citation

Thron, Heinrich. Ueber Kautschuk Und Guttapercha. Mannheim, 1931.

MLA (9th ed.) Citation

Thron, Heinrich. Ueber Kautschuk Und Guttapercha. 1931.

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