Harper, Roland. Odour description and odour classification a multidisciplinary examination by R. Harper, E. C. Bate Smith and D. G. Land. - New York American Elsevier Pub. Co. [1968] - viii, 191 p. illus. 22 cm. Bibliography: p. [168]-177. LCCN: 68019787 Subjects--Topical Terms: Odors.Smell. LC Class. No.: QP458 Dewey Class. No.: 152.1/66