Dyfyniad APA

Bilas, R. (1967). Micro- economic theory/2nd ed (2nd ed.). Mc Graw hills.

Dyfyniad Arddull Chicago

Bilas, Richard. Micro- Economic Theory/2nd Ed. 2nd ed. Sydney: Mc Graw hills, 1967.

Dyfyniad MLA

Bilas, Richard. Micro- Economic Theory/2nd Ed. 2nd ed. Mc Graw hills, 1967.

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