एपीए उद्धरण

Govt. of India. (1989). Economic Survey 1989-90. Govt. of India.

शिकागो स्टाइल उद्धरण

Govt. of India. Economic Survey 1989-90. Govt. of India, 1989.

एमएलए उद्धरण

Govt. of India. Economic Survey 1989-90. Govt. of India, 1989.