एपीए उद्धरण

Haavelmo, T. (1960). Study in the theory of investment.

शिकागो स्टाइल उद्धरण

Haavelmo, Trygve. Study in the Theory of Investment. University of Chicago Press, Chicago, 1960.

एमएलए उद्धरण

Haavelmo, Trygve. Study in the Theory of Investment. 1960.