APA Style

BOYCE, W, E., DIPRIMA, R, C. (1986). Elementary Differential Equations and Boundary Value Problems (4). New York: John Wiley & Sons.

MLA Style

BOYCE, WILLIAM, E.., DIPRIMA, RICHARD, C.. "Elementary Differential Equations and Boundary Value Problems". 4 New York: John Wiley & Sons, 1986. Text.