BHALLA G.S. (2001). INDIAN AGRICULTURE: FOUR DECADES OF DEVELOPMENT. SAGE PUBLICATIONS.
Chicago-viite (17. p.)BHALLA G.S. INDIAN AGRICULTURE: FOUR DECADES OF DEVELOPMENT. NEW DELHI: SAGE PUBLICATIONS, 2001.
MLA-viite (9. p.)BHALLA G.S. INDIAN AGRICULTURE: FOUR DECADES OF DEVELOPMENT. SAGE PUBLICATIONS, 2001.
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