APA (7th ed.) Citation

Sperb, R. P. (1981). Maximum principles and their applications. Academic Press.

Chicago Style (17th ed.) Citation

Sperb, Rene Peter. Maximum Principles and Their Applications. New York: Academic Press, 1981.

MLA (9th ed.) Citation

Sperb, Rene Peter. Maximum Principles and Their Applications. Academic Press, 1981.