Style de citation APA (7e éd.)

GILL, R. T. (1978). Economics: A text with readings.-- ed.3. Goodyear Pub.

Style de citation Chicago (17e éd.)

GILL, Richard T. Economics: A Text with Readings.-- Ed.3. California: Goodyear Pub, 1978.

Style de citation MLA (9e éd.)

GILL, Richard T. Economics: A Text with Readings.-- Ed.3. Goodyear Pub, 1978.