@book{317,
	author = {PECSOK, RL. and chemistry},
	title = {Modern methods of chemical analysis /},
	publisher = {JOHN WILEY & SONS,},
	year = {1976.},
	address = {New York},
	edition = {International 2 Revised Ed.},
	note = {International Edition.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0471022454/chopaconline-20}
}