Gaya APA

Boyce, W, E., Diprima, R, C. (1965). Elementary Differential Equations And Boundary Value Problems . sydney: John Wiley & Sons, Inc..

Gaya MLA

Boyce, William, E.., Diprima, Richard, C.. "Elementary Differential Equations And Boundary Value Problems". sydney: John Wiley & Sons, Inc., 1965. Text.