Mathematical models for the cost analysis of tractor custom unit
Year of publication: |
1975
|
---|---|
Authors: | Mittal, J. P. ; Singh, I. J. |
Published in: |
Indian journal of agricultural economics. - Mumbai, ISSN 0019-5014, ZDB-ID 416053-8. - Vol. 30.1975, 1, p. 69-76
|
Subject: | Agrarmaschine | Indien |
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