Raju, S. K. V. Suryanarayana <br/><br/>
Analysis of productivity levels and economic efficiency in agriculture / 
S. K. V. Suryanarayana Raju 
 - Allahabad :  Chugh Publications,  c1987 
 - viii, 368 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>818507612X :  Rs. 250.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural productivity--India--Vishakhapatnam District<br/>Agriculture--Economic aspects--India--Vishakhapatnam District
<br/><br/><label>Dewey Class. No.: </label>338.10954