Langsjoen, Arne N <br/><br/>
Exercises in General Organic and biolological Chemistry / 
Arne N. Langsjoen ; Illustrated by Peter L. langsjoen 
 - USA :  Burgess ,  1966. 
 - 85 p. :  ill. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological Chemistry
<br/><br/><label>Dewey Class. No.: </label>572.51  / LAE 1966