@book{98693,
	author = {Papp, Charles S.},
	title = {Scientific illustration; theory and practice},
	publisher = {W. C. Brown Co.},
	year = {[1968]},
	address = {Dubuque, Iowa},
	note = {First ed., 1963, published under title: Introduction to scientific illustration; 3d ed., 1976, published under title: Manual of scientific illustration.}
}