APA (7th ed.) Citation

Sharp, H. J. (1958). Elements of plane trigonometry (1958). Prentice-Hall.

Chicago Style (17th ed.) Citation

Sharp, Henry Jr. Elements of Plane Trigonometry (1958). Englewood Cliffs, New Jersey: Prentice-Hall, 1958.

MLA (9th ed.) Citation

Sharp, Henry Jr. Elements of Plane Trigonometry (1958). Prentice-Hall, 1958.