एपीए उद्धरण

Berendsen,B S M. (1978). Regional models of trade and development. Martinus Nijhoff Social Science Division.

शिकागो स्टाइल उद्धरण

Berendsen,B S M. Regional Models of Trade and Development. Leiden: Martinus Nijhoff Social Science Division, 1978.

एमएलए उद्धरण

Berendsen,B S M. Regional Models of Trade and Development. Martinus Nijhoff Social Science Division, 1978.