Vyavasayikalayakangal  ്യവസായിക ലായകങ്ങള്‍ 

 - Thiruvananthapuram  Kerala Bhasha Institute  1972 
 - vi, 1 - 448 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology Of Industrial Oils, Fats, Waxes, GasesESSAY
<br/><br/><label>Dewey Class. No.: </label>665  / SRE-V