Cita APA (7th ed.)

Leeds-Lyon Symposium on Tribology University of Leeds, Dowson, D., Taylor, C., Godet, M., & Berthe, D. (1989). Tribological design of machine elements. Elsevier Science Publishers B.V.

Cita Chicago (17th ed.)

Leeds-Lyon Symposium on Tribology University of Leeds, D. Dowson, C.M Taylor, M. Godet, i D. Berthe. Tribological Design of Machine Elements. Amsterdam: Elsevier Science Publishers B.V, 1989.

Cita MLA (9th ed.)

Leeds-Lyon Symposium on Tribology University of Leeds, et al. Tribological Design of Machine Elements. Elsevier Science Publishers B.V, 1989.