Dyfyniad APA

Hamberg, D. (1966). R & D: Essays on the economics of research and development. Random House.

Dyfyniad Arddull Chicago

Hamberg, Daniel. R & D: Essays on the Economics of Research and Development. New York: Random House, 1966.

Dyfyniad MLA

Hamberg, Daniel. R & D: Essays on the Economics of Research and Development. Random House, 1966.

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