Cita APA (7a ed.)

Engel, P. A. (1978). Impact wear of materials (2d impression (with amendments).). Elsevier Scientific Pub. Co. ; Distributors for the U.S. and Canada, Elsevier/North-Holland.

Cita Chicago Style (17a ed.)

Engel, Peter A. Impact Wear of Materials. 2d impression (with amendments). Amsterdam ; New York : New York: Elsevier Scientific Pub. Co. ; Distributors for the U.S. and Canada, Elsevier/North-Holland, 1978.

Cita MLA (8a ed.)

Engel, Peter A. Impact Wear of Materials. 2d impression (with amendments). Elsevier Scientific Pub. Co. ; Distributors for the U.S. and Canada, Elsevier/North-Holland, 1978.