Applied psychology / 
edited and with an introduction by Horst Gundlach 
 - London :  Routledge,  1998 - 1922 
 - 13 v. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/>Vol. 1. The first congress, Geneva, 1920 - v. 2. The second congress, Barcelona, 1921 - v. 3. The third congress, Milan, 1922 - v. 4. The fourth congress, Paris, 1927 - v. 5. The fifth congress, Utrecht, 1928 - v. 6. The sixth congress, Barecelona, 1 
<br/><br/><label>ISBN: </label>0415172152 :  PND 9.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology, Applied
<br/><br/><label>Dewey Class. No.: </label>158