APA (7th ed.) Citation

Durell, C. V. b., & Robson, A. b. (2003). Advanced trigonometry. Dover Publications.

Chicago Style (17th ed.) Citation

Durell, Clement V. b.1882, and A. b.1888 Robson. Advanced Trigonometry. Mineola, New York: Dover Publications, 2003.

MLA (9th ed.) Citation

Durell, Clement V. b.1882, and A. b.1888 Robson. Advanced Trigonometry. Dover Publications, 2003.