Παραπομπή σε μορφή APA (7η εκδ.)

Marks, R. E. (1989). Niche strategies: The prisoner's dilemma computer tournaments revisited. Australian Graduate School of Management, University of New South Wales.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Marks, Robert E. Niche Strategies: The Prisoner's Dilemma Computer Tournaments Revisited. Kensington, New South Wales: Australian Graduate School of Management, University of New South Wales, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Marks, Robert E. Niche Strategies: The Prisoner's Dilemma Computer Tournaments Revisited. Australian Graduate School of Management, University of New South Wales, 1989.