Cita APA

Elkan, W. (1973). An Introduction to development economics. New York: Penguin Books.

Chicago Style Citation

Elkan, Walter. An Introduction to Development Economics. New York: Penguin Books, 1973.

Cita MLA

Elkan, Walter. An Introduction to Development Economics. New York: Penguin Books, 1973.

Atenció: Aquestes cites poden no estar 100% correctes.