CAMPBELL, M. D., & LEHR, J. H. (1973). Water well technology: Field principles of exploration drilling and development of ground water and other .. McGraw-Hill Book.

CAMPBELL, Michael D., and Jay H. LEHR. Water Well Technology: Field Principles of Exploration Drilling and Development of Ground Water and Other .. New York: McGraw-Hill Book, 1973.

CAMPBELL, Michael D., and Jay H. LEHR. Water Well Technology: Field Principles of Exploration Drilling and Development of Ground Water and Other .. McGraw-Hill Book, 1973.