Varma, Hari Oma <br/><br/>
Econometric cost functions: A study of Indian railways 

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 - Anmol Publications, New Delhi  0925 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Econometrics-- Economics
<br/><br/><label>Dewey Class. No.: </label>330.0182  VAR-E