Παραπομπή APA

Kevorkian, J., & Cole, J. (1981). Petrolium methods in applied mathematics. Springer-Verlag.

Παραπομπή Chicago Style

Kevorkian, J., και J.D Cole. Petrolium Methods in Applied Mathematics. New York: Springer-Verlag, 1981.

Παραπομπή MLA

Kevorkian, J., και J.D Cole. Petrolium Methods in Applied Mathematics. Springer-Verlag, 1981.