एपीए उद्धरण

Heilbroner, R. (1993). 21st century capitalism. New York: Norton.

शिकागो स्टाइल उद्धरण

Heilbroner, Robert. 21st Century Capitalism. New York: Norton, 1993.

एमएलए उद्धरण

Heilbroner, Robert. 21st Century Capitalism. New York: Norton, 1993.