एपीए उद्धरण

Lekhi, R. (1990). economics of development and planning. Kalyani Publishers.

शिकागो स्टाइल उद्धरण

Lekhi, R.K. Economics of Development and Planning. Ludhiana: Kalyani Publishers, 1990.

एमएलए उद्धरण

Lekhi, R.K. Economics of Development and Planning. Kalyani Publishers, 1990.