Dyfyniad APA

Hoover, E. M. (1971). An introduction to regional economics. Alfred A. Knoff.

Dyfyniad Arddull Chicago

Hoover, Edgar M. An Introduction to Regional Economics. New York: Alfred A. Knoff, 1971.

Dyfyniad MLA

Hoover, Edgar M. An Introduction to Regional Economics. Alfred A. Knoff, 1971.

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