@book{44730,
	author = {Manhas, Maghar S. and Bose, Ajay K.},
	title = {Beta-lactams: natural and synthetic},
	publisher = {Wiley-Interscience},
	year = {[1971-},
	series = {New directions in organic chemistry},
	address = {New York},
	note = {Corrected reprint of v. 1 published in 1979 by R. E. Krieger, Huntington, N.Y. under title: Chemistry of penicillins and other beta-lactams.}
}