@book{12915,
	title = {Standard practice for soil investigation and sampling by Auger Borings :},
	publisher = {ASTM International ,},
	year = {1980},
	address = {West Conshohocken, PA :},
	note = {This practice is under the jurisdiction of ASTM Committee D18 on Soil and Rock and is the direct responsibility of Subcommittee D18.02 on Sampling and Related Field Testing for Soil Investigations}
}