Dyfyniad APA

Robinson, J. (1973). An introduction to modern economics. Tata McGraw-Hill.

Dyfyniad Arddull Chicago

Robinson, Joan. An Introduction to Modern Economics. New Delhi: Tata McGraw-Hill, 1973.

Dyfyniad MLA

Robinson, Joan. An Introduction to Modern Economics. Tata McGraw-Hill, 1973.

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