Παραπομπή APA

Krynine, D. P. . .., & Judd, W. R. . . .. (1957). Principles of engineering geology and geotechnics (1.). McGraw Hill Book Company.

Παραπομπή Chicago Style

Krynine, Dimitri P ., και William R. Judd. Principles of Engineering Geology and Geotechnics. 1. New York: McGraw Hill Book Company, 1957.

Παραπομπή MLA

Krynine, Dimitri P ., και William R. Judd. Principles of Engineering Geology and Geotechnics. 1. McGraw Hill Book Company, 1957.