Dyfyniad APA

Levin, J. V. (1960). Export economies: Their pattern of development in historical perspective. Harvard.

Dyfyniad Arddull Chicago

Levin, Jonathan V. Export Economies: Their Pattern of Development in Historical Perspective. Combridge: Harvard, 1960.

Dyfyniad MLA

Levin, Jonathan V. Export Economies: Their Pattern of Development in Historical Perspective. Harvard, 1960.

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