@book{72339,
	author = {Sharma, P. Vallabh.},
	title = {Geophysical methods in geology /},
	publisher = {Elsevier Scientific Pub. Co.,},
	year = {1978.},
	series = {Methods in geochemistry and geophysics ; 12},
	address = {Amsterdam :},
	note = {Includes index.}
}