APA (7th ed.) Citation

Qureshi, F., Sheikh, A., & unknown. (1997). A probabilistic characterization of adhesive wear in metals.

Chicago Style (17th ed.) Citation

Qureshi, F.S, A.K Sheikh, and unknown. A Probabilistic Characterization of Adhesive Wear in Metals. 1997.

MLA (9th ed.) Citation

Qureshi, F.S, et al. A Probabilistic Characterization of Adhesive Wear in Metals. 1997.