APA (7th ed.) Citation

Waltman, P. E. (1986). A second course in elementary differential equations. Academic Press.

Chicago Style (17th ed.) Citation

Waltman, Paul E. A Second Course in Elementary Differential Equations. Orlando: Academic Press, 1986.

MLA (9th ed.) Citation

Waltman, Paul E. A Second Course in Elementary Differential Equations. Academic Press, 1986.