Παραπομπή σε μορφή APA (7η εκδ.)

Dix, K. (1988). What's a coal miner to do?: The mechanization of coal mining. University of Pittsburgh Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Dix, Keith. What's a Coal Miner to Do?: The Mechanization of Coal Mining. Pittsburgh, Pa.: University of Pittsburgh Press, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Dix, Keith. What's a Coal Miner to Do?: The Mechanization of Coal Mining. University of Pittsburgh Press, 1988.