Peter. B Clark <br/><br/>
Planning important substitution 

 - Amsterdam  North-Holland Publishing Co  1970 
 - 315p 
<br/><br/>Peter. B Clark: Planning important substitution.  Amsterdam.  North-Holland Publishing Co, 1970. 0-7204-31689--(330CLA)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-7204-31689 
<br/><br/><label>Dewey Class. No.: </label>330  / CEA