@book{16458,
	author = {Manskai͡a, S. M. and Drozdova, T. V.},
	title = {Geochemistry of organic substances /},
	publisher = {Pergamon Press,},
	year = {1968.},
	series = {International series of monographs in earth sciences ;},
	address = {Oxford ;},
	edition = {1st ed.},
	note = {Includes index.}
}