APA استشهاد

Gelfand, I. (1967). Generalized functions: Theory of differential equations. Academic Press.

استشهاد بنمط شيكاغو

Gelfand, I.M. Generalized Functions: Theory of Differential Equations. New York: Academic Press, 1967.

MLA استشهاد

Gelfand, I.M. Generalized Functions: Theory of Differential Equations. Academic Press, 1967.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.