Lafferty, Peter <br/><br/>
How things work 
Peter Lafferty 
 - London  Octopus  1990 
 - 79p. 
<br/><br/><label>ISBN: </label>0600568881 
<br/><br/><label>Subjects--Index Terms: </label>Engineering  Operation, working use...etc. 
<br/><br/><label>Dewey Class. No.: </label>62.004  / LAF