APA (7th ed.) Citation

Hoelscher, R. P. (1929). The teaching of mechanical drawing. J. Wiley & sons, inc..

Chicago Style (17th ed.) Citation

Hoelscher, Randolph P. The Teaching of Mechanical Drawing. New York: J. Wiley & sons, inc., 1929.

MLA (9th ed.) Citation

Hoelscher, Randolph P. The Teaching of Mechanical Drawing. J. Wiley & sons, inc., 1929.