APA (7th ed.) Citation

Downing, D. (1988). Calculus the easy way (2nd ed.). Barron's Educational Series.

Chicago Style (17th ed.) Citation

Downing, Douglas. Calculus the Easy Way. 2nd ed. Hauppauge, N.Y: Barron's Educational Series, 1988.

MLA (9th ed.) Citation

Downing, Douglas. Calculus the Easy Way. 2nd ed. Barron's Educational Series, 1988.

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