Dyfyniad APA

B.S.I. (1999). World development report: Knowledge for development 1998099. Oxford Uty press.

Dyfyniad Arddull Chicago

B.S.I. World Development Report: Knowledge for Development 1998099. New York: Oxford Uty press, 1999.

Dyfyniad MLA

B.S.I. World Development Report: Knowledge for Development 1998099. Oxford Uty press, 1999.

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