एपीए उद्धरण

Bergson, A. (1966). Essays in normative economics. Cambridge: The Belknap.

शिकागो स्टाइल उद्धरण

Bergson, Abram. Essays in Normative Economics. Cambridge: The Belknap, 1966.

एमएलए उद्धरण

Bergson, Abram. Essays in Normative Economics. Cambridge: The Belknap, 1966.