Dyfyniad APA

Spiegel, H. W. (1971). Growth of economic thought. Prentice-Hall of India.

Dyfyniad Arddull Chicago

Spiegel, Henry William. Growth of Economic Thought. New Jersey: Prentice-Hall of India, 1971.

Dyfyniad MLA

Spiegel, Henry William. Growth of Economic Thought. Prentice-Hall of India, 1971.

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