एपीए उद्धरण

(1981). Sixth five year plan, 1980 - 85. Government of India.

शिकागो स्टाइल उद्धरण

Sixth Five Year Plan, 1980 - 85. Government of India, 1981.

एमएलए उद्धरण

Sixth Five Year Plan, 1980 - 85. Government of India, 1981.