APA (7th ed.) Citation

Vogel, R. M. Elevator Systems of the Eiffel Tower, 1889.

Chicago Style (17th ed.) Citation

Vogel, Robert M. Elevator Systems of the Eiffel Tower, 1889.

MLA (9th ed.) Citation

Vogel, Robert M. Elevator Systems of the Eiffel Tower, 1889.

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