The Complete skiing handbook /
edited by Mark Heller and Doug Godlington, with Jürgen Kemmler and Manfred Vorderwülbecke.

APA Citation

Godlington, D., Heller, M. F. (1979). The Complete skiing handbook. 1st American ed. New York: Mayflower Books.

MLA Citation

Godlington, Douglas, and Mark F Heller. The Complete Skiing Handbook. 1st American ed. New York: Mayflower Books, 1979.

Warning: These citations may not always be complete (especially for serials).