APA引文

Heertje, A. (1977). Economics and technical change. Wiley.

Chicago Style (17th ed.) Citation

Heertje, Arnold. Economics and Technical Change. New York: Wiley, 1977.

MLA引文

Heertje, Arnold. Economics and Technical Change. Wiley, 1977.

警告：這些引文格式不一定是100％准確.