Heyde, G. C. <br/><br/>
Modapts plus 
by G.C. (Chris) Heyde 
 - Sydney  Heyde Dynamics  1981 
 - 128 p.  30 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work measurement
<br/><br/><label>Dewey Class. No.: </label>658.5  / 42