APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.