Dyfyniad APA

Lewis, J. P., & Valeriana Kallab. (1986). Development Strategies Reconsidered (1.). Liberary of Congress Catalog.

Dyfyniad Arddull Chicago

Lewis, John P., and Valeriana Kallab. Development Strategies Reconsidered. 1. USA: Liberary of Congress Catalog, 1986.

Dyfyniad MLA

Lewis, John P., and Valeriana Kallab. Development Strategies Reconsidered. 1. Liberary of Congress Catalog, 1986.

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