@book{6054,
	author = {Poolman, J. T. (ed.) and Zanen, H. C. (ed.)},
	title = {Gonococci and meningococci, epidemiology, genetics, immunochemistry and pathogenesis},
	publisher = {Kluwer Academic Publisher},
	year = {1987},
	address = {Boston},
	note = {Gift}
}