@book{3048,
	author = {Bird, J. O. and May, A. J. C.,},
	title = {Technician Mathematics /},
	publisher = {Longman,},
	year = {1977-},
	series = {Longman technician series : mathematics and sciences},
	address = {London ;},
	note = {Vol. [2]-[3] designated levels 2-3 instead of v. 2-3.}
}