APA-Zitierstil (7. Ausg.)

Hearn, J. (2012). OCR AS economics, Unit F581, Markets in action (New ed.). Philip Allan.

Chicago-Zitierstil (17. Ausg.)

Hearn, John. OCR AS Economics, Unit F581, Markets in Action. New ed. Deddington, Oxfordshire: Philip Allan, 2012.

MLA-Zitierstil (9. Ausg.)

Hearn, John. OCR AS Economics, Unit F581, Markets in Action. New ed. Philip Allan, 2012.