APA (7th ed.) Citation

Durell, C. V., & Robson, A. (1933). Elementary calculus. London : G Bell.

Chicago Style (17th ed.) Citation

Durell, Clement Vavasor, and A. Robson. Elementary Calculus. London : G Bell, 1933.

MLA (9th ed.) Citation

Durell, Clement Vavasor, and A. Robson. Elementary Calculus. London : G Bell, 1933.

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