Cita APA

Widder, D. V. n. 1., & Widder, D. V. n. 1. (1989). Advanced calculus (2. edition.). New York, New York: Dover.

Citación estilo Chicago

Widder, David Vernon n. 1898, y David Vernon n. 1898 Widder. Advanced Calculus. 2. edition. New York, New York: Dover, 1989.

Cita MLA

Widder, David Vernon n. 1898, y David Vernon n. 1898 Widder. Advanced Calculus. 2. edition. New York, New York: Dover, 1989.