Dyfyniad APA

World Bank. (1980). Education sector policy paper (3rd ed.). World bank.

Dyfyniad Arddull Chicago

World Bank. Education Sector Policy Paper. 3rd ed. Washington: World bank, 1980.

Dyfyniad MLA

World Bank. Education Sector Policy Paper. 3rd ed. World bank, 1980.

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