@book{15648,
	author = {Golterman, H. L. and Clymo, R. S.,},
	title = {Methods for physical and chemical analysis of fresh waters /},
	publisher = {Blackwell Scientific,},
	year = {1978.},
	series = {IBP handbook ; no. 8},
	address = {Oxford :},
	edition = {2nd ed.},
	note = {First ed. (1969) published under title: Methods for chemical analysis of fresh waters.}
}