APA ציטוט

Kiersch, G. A. (1955). Engineering geology: Historical development, scope, and utilization. Colorado School of Mines.

Chicago Style (17th ed.) Citation

Kiersch, George A. Engineering Geology: Historical Development, Scope, and Utilization. Golden: Colorado School of Mines, 1955.

ציטוט MLA

Kiersch, George A. Engineering Geology: Historical Development, Scope, and Utilization. Colorado School of Mines, 1955.