एपीए उद्धरण

Richardson,G B. (1998). The economics of imperfect knowledge: Collected papers of G R Richardson. Edward Elgar.

शिकागो स्टाइल उद्धरण

Richardson,G B. The Economics of Imperfect Knowledge: Collected Papers of G R Richardson. UK: Edward Elgar, 1998.

एमएलए उद्धरण

Richardson,G B. The Economics of Imperfect Knowledge: Collected Papers of G R Richardson. Edward Elgar, 1998.