Dyfyniad APA

Todaro,Michael P, & Smith,Stephen C. (2004). Economic development (8.). Pearson.

Dyfyniad Arddull Chicago

Todaro,Michael P, and Smith,Stephen C. Economic Development. 8. New Delhi: Pearson, 2004.

Dyfyniad MLA

Todaro,Michael P, and Smith,Stephen C. Economic Development. 8. Pearson, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.