VENKATESWARLU A. (1998). DEVELOPING AGRICULTURAL TECHNOLOGY: (A STUDY OF ANDHRA PRADESH AGRICULTURE). RAWAT PUBLICATIONS.
Chicago-čujuhus (17. p.)VENKATESWARLU A. DEVELOPING AGRICULTURAL TECHNOLOGY: (A STUDY OF ANDHRA PRADESH AGRICULTURE). NEW DELHI: RAWAT PUBLICATIONS, 1998.
MLA-čujuhus (9. p.)VENKATESWARLU A. DEVELOPING AGRICULTURAL TECHNOLOGY: (A STUDY OF ANDHRA PRADESH AGRICULTURE). RAWAT PUBLICATIONS, 1998.
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