एपीए उद्धरण

Khem Singh Gill. Growing agricultural economy: Technological changes ,constraints and sustainability. Oxford & IBH Publishing Co.Pvt.Ltd.

शिकागो स्टाइल उद्धरण

Khem Singh Gill. Growing Agricultural Economy: Technological Changes ,constraints and Sustainability. New Delhi: Oxford & IBH Publishing Co.Pvt.Ltd.

एमएलए उद्धरण

Khem Singh Gill. Growing Agricultural Economy: Technological Changes ,constraints and Sustainability. Oxford & IBH Publishing Co.Pvt.Ltd.