एपीए उद्धरण

McCord, N. (1970). Free trade: Theory and practice from Adam Smith to Keynes. Newton Abbot: David ang Charles.

शिकागो स्टाइल उद्धरण

McCord, Noeman. Free Trade: Theory and Practice From Adam Smith to Keynes. Newton Abbot: David ang Charles, 1970.

एमएलए उद्धरण

McCord, Noeman. Free Trade: Theory and Practice From Adam Smith to Keynes. Newton Abbot: David ang Charles, 1970.