@book{44,
	author = {Dittert, Lewis W. and Dittert, Lewis W.,},
	title = {Sprowls' American pharmacy/},
	publisher = {Lippincott},
	year = {[1974]},
	address = {Philadelphia,},
	edition = {7th ed.},
	note = {Previous editions edited by R. A. Lyman.}
}