APA (7th ed.) Citation

Norwood, R. (1971). Trigonometrie, or, the doctrine o triangles. Da Capo Press.

Chicago Style (17th ed.) Citation

Norwood, Richard. Trigonometrie, or, the Doctrine O Triangles. New York: Da Capo Press, 1971.

MLA (8th ed.) Citation

Norwood, Richard. Trigonometrie, or, the Doctrine O Triangles. Da Capo Press, 1971.

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