APA (7th ed.) Citation

Trouvelot, E. L. The Trouvelot astronomical drawings manual.

Chicago Style (17th ed.) Citation

Trouvelot, E. L. The Trouvelot Astronomical Drawings Manual.

MLA (9th ed.) Citation

Trouvelot, E. L. The Trouvelot Astronomical Drawings Manual.

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