एपीए उद्धरण

Voigt,Stefan. (1999). Explaining constitutional change: A positive economics approach. Edward Elgar.

शिकागो स्टाइल उद्धरण

Voigt,Stefan. Explaining Constitutional Change: A Positive Economics Approach. UK: Edward Elgar, 1999.

एमएलए उद्धरण

Voigt,Stefan. Explaining Constitutional Change: A Positive Economics Approach. Edward Elgar, 1999.