Dyfyniad APA

183806 Baron, D. (1973). Economics: An introductory course. London : Heinemann Educational books.

Dyfyniad Arddull Chicago

183806 Baron, Donnan. Economics: An Introductory Course. London : Heinemann Educational books, 1973.

Dyfyniad MLA

183806 Baron, Donnan. Economics: An Introductory Course. London : Heinemann Educational books, 1973.

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