एपीए उद्धरण

Findlay, R. (1970). Trade and specialization. Harmondsworth: Penguin.

शिकागो स्टाइल उद्धरण

Findlay, Ronald. Trade and Specialization. Harmondsworth: Penguin, 1970.

एमएलए उद्धरण

Findlay, Ronald. Trade and Specialization. Harmondsworth: Penguin, 1970.