APA (7th ed.) Citation

Heck, R. C. H., & Herrmann, G. (1910). Notes on the graphics of machine forces. D. Van Nostrand.

Chicago Style (17th ed.) Citation

Heck, Robert Culbertson Hays, and Gustav Herrmann. Notes on the Graphics of Machine Forces. New York: D. Van Nostrand, 1910.

MLA (9th ed.) Citation

Heck, Robert Culbertson Hays, and Gustav Herrmann. Notes on the Graphics of Machine Forces. D. Van Nostrand, 1910.