PORKESS ROGER, HOLLAND DAVID, GRAHAM TED, BERRY JOHN. <br/><br/>
MECHANICS 1 
JOHN BERRY, TED GRAHAM, DAVID HOLLAND, ROGER PORKESS. 
 - 1ST 
 - LONDON  HODDER AND STOUGHTON  1993 
 - 169P. ILL.  PBK 
<br/><br/><label>ISBN: </label>0340571721 
<br/><br/><label>LC Class. No.: </label>QA11.B4 1993