Rao Karanam, U. M and Misra, B Principles of rock drilling U.M. Rao Karanam & B. Misra - New Delhi Oxford & IBH Publishing Co. Pvt Ltd 1998 - vii. 265.p: ISBN: 81-204-1275-3 Subjects--Topical Terms: MCE Dewey Class. No.: 622.338 / KAR