Deere, D. U., & Miller, R. P. (1966). Engineering classification and index properties for intact rock. Air Force Weapons Laboratory.
Cita Chicago Style (17a ed.)Deere, Don U., y R. P. Miller. Engineering Classification and Index Properties for Intact Rock. New Mexico: Air Force Weapons Laboratory, 1966.
Cita MLA (8a ed.)Deere, Don U., y R. P. Miller. Engineering Classification and Index Properties for Intact Rock. Air Force Weapons Laboratory, 1966.
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