एपीए उद्धरण

National productivity council. (1961). Marketing and distribution in U.K. and U.S.A. and West Germany TR-8. N.P.C.

शिकागो स्टाइल उद्धरण

National productivity council. Marketing and Distribution in U.K. and U.S.A. and West Germany TR-8. New Delhi: N.P.C, 1961.

एमएलए उद्धरण

National productivity council. Marketing and Distribution in U.K. and U.S.A. and West Germany TR-8. N.P.C, 1961.