APA (7th ed.) Citation

Vogel, R. M. The Engineering Contributions of Wendel Bollman.

Chicago Style (17th ed.) Citation

Vogel, Robert M. The Engineering Contributions of Wendel Bollman.

MLA (9th ed.) Citation

Vogel, Robert M. The Engineering Contributions of Wendel Bollman.

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