APA (7th ed.) Citation

Hoelscher, R. P., & Mays, A. B. (1933). Basic units in mechanical drawing ... J. Wiley & sons, inc.; Chapman & Hall, limited.

Chicago Style (17th ed.) Citation

Hoelscher, Randolph P., and Arthur Beverly Mays. Basic Units in Mechanical Drawing ... New York : London: J. Wiley & sons, inc.; Chapman & Hall, limited, 1933.

MLA (9th ed.) Citation

Hoelscher, Randolph P., and Arthur Beverly Mays. Basic Units in Mechanical Drawing ... J. Wiley & sons, inc.; Chapman & Hall, limited, 1933.