एपीए उद्धरण

Slijper, M. T. (1977). Distribution for exporters.

शिकागो स्टाइल उद्धरण

Slijper, Martin Th. Distribution for Exporters. 1977.

एमएलए उद्धरण

Slijper, Martin Th. Distribution for Exporters. 1977.