APA استشهاد

De Barra, G. (1991). Measure theory and integration. Wiley Eastern.

استشهاد بنمط شيكاغو

De Barra, G. Measure Theory and Integration. New Delhi: Wiley Eastern, 1991.

MLA استشهاد

De Barra, G. Measure Theory and Integration. Wiley Eastern, 1991.