@book{38034,
	author = {Hoppe, Heinz A. and Peyer, Willy Gustav Alfred Rudolf,},
	title = {Drogenkunde.},
	publisher = {Friederichsen, Gruyter,},
	year = {1944.},
	address = {Hamburg,},
	edition = {4. unveränderte Aufl.},
	note = {This edition first published in 1942 as 2. verb. Aufl.}
}