APA način citiranja

Harry, H. R. D., & Stefanko, R. (1973). New horizons in rock mechanics [proceedings]. American society of Civil Engineers.

Čikaški stil citiranja

Harry, H Reginald D., i Robert Stefanko. New Horizons in Rock Mechanics [proceedings]. New York: American society of Civil Engineers, 1973.

MLA način citiranja

Harry, H Reginald D., i Robert Stefanko. New Horizons in Rock Mechanics [proceedings]. American society of Civil Engineers, 1973.