Gooneratne, W. Olesiak, K. P.  Samad, M. <br/><br/>
Group Production: a case study 

 - Agrarian Research & Training Institute  Colombo  1977 
 - 55p. 
<br/><br/><label>Nat. Bib. No.: </label>4426 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.15  / GOO