APA-ийн эшлэл(7 дахь хэвлэлт)

VENKATESWARLU A. (1998). DEVELOPING AGRICULTURAL TECHNOLOGY: (A STUDY OF ANDHRA PRADESH AGRICULTURE). RAWAT PUBLICATIONS.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

VENKATESWARLU A. DEVELOPING AGRICULTURAL TECHNOLOGY: (A STUDY OF ANDHRA PRADESH AGRICULTURE). NEW DELHI: RAWAT PUBLICATIONS, 1998.

MLA -ийн эшлэл (9 дэх хэвлэлт)

VENKATESWARLU A. DEVELOPING AGRICULTURAL TECHNOLOGY: (A STUDY OF ANDHRA PRADESH AGRICULTURE). RAWAT PUBLICATIONS, 1998.