एपीए उद्धरण

Schumpeter, J. A. (1939). Business cycles. Mcgraw hill book company.

शिकागो स्टाइल उद्धरण

Schumpeter, Joseph A. Business Cycles. London: Mcgraw hill book company, 1939.

एमएलए उद्धरण

Schumpeter, Joseph A. Business Cycles. Mcgraw hill book company, 1939.