APA (7th ed.) Citation

Sparks, F. W. (1971). Plane Trigonometry (6. Aufl.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Sparks, Fred W. Plane Trigonometry. 6. Aufl. Englewood Cliffs, NJ: Prentice-Hall, 1971.

MLA (9th ed.) Citation

Sparks, Fred W. Plane Trigonometry. 6. Aufl. Prentice-Hall, 1971.

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