Dyfyniad APA

Costello, M. (1992). Net migration in the Philippines: 1980-1990. Department of Labor and Employment/ILO-ARTEP.

Dyfyniad Arddull Chicago

Costello, Michael. Net Migration in the Philippines: 1980-1990. Manila: Department of Labor and Employment/ILO-ARTEP, 1992.

Dyfyniad MLA

Costello, Michael. Net Migration in the Philippines: 1980-1990. Department of Labor and Employment/ILO-ARTEP, 1992.

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