APA استشهاد

Ames, W. (1977). Numerical methods for partial differential equations (2.). Academic press.

استشهاد بنمط شيكاغو

Ames, W.F. Numerical Methods for Partial Differential Equations. 2. New York: Academic press, 1977.

MLA استشهاد

Ames, W.F. Numerical Methods for Partial Differential Equations. 2. Academic press, 1977.