Online services reference manual July 1982   

 - New York    U.S Department of Health and Human Services U.S.A    1982 
 - 775p. 
 - National library of medicine .
<br/><br/><label>Standard No.: </label>245756 
<br/><br/><label>Source: </label> General Books 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENGINEERING
<br/><br/><label>Dewey Class. No.: </label>D65,8, M8