एपीए उद्धरण

National Council of Applied Economic Research. (1974). Maintenance imports. N C A E R.

शिकागो स्टाइल उद्धरण

National Council of Applied Economic Research. Maintenance Imports. Delhi: N C A E R, 1974.

एमएलए उद्धरण

National Council of Applied Economic Research. Maintenance Imports. N C A E R, 1974.