Harper, Roland,  1916-. <br/><br/>
Odour description and odour classification / 
by R. Harper, E. C. Bate Smith and D. G. Land. 
 - Churchill :  London,  1968. 
 - 191 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>0700013199 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Odors.<br/>Smell.