APA استشهاد

Todaro, M. P., & Smith, S. (2006). Economic development (8th ed.). Pearson.

استشهاد بنمط شيكاغو

Todaro, Michael P., و Stephene Smith. Economic Development. 8th ed. U K: Pearson, 2006.

MLA استشهاد

Todaro, Michael P., و Stephene Smith. Economic Development. 8th ed. Pearson, 2006.