APA (7th ed.) Citation

Hobson, E. W. (1957). A treatise on plane and advanced trigonometry (7th ed.). Dover.

Chicago Style (17th ed.) Citation

Hobson, Ernest William. A Treatise on Plane and Advanced Trigonometry. 7th ed. New York: Dover, 1957.

MLA (9th ed.) Citation

Hobson, Ernest William. A Treatise on Plane and Advanced Trigonometry. 7th ed. Dover, 1957.

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