@book{3418,
	author = {Ciba Foundation},
	title = {Ciba Foundation symposium on Ontogeny of acquired immunity},
	publisher = {Elsevier-Excerpta Medica-North Holland (Associated Scienctic Publishers)},
	year = {1972},
	address = {Amsterdam},
	note = {160 / A / 20.03.1973}
}