APA引文

Krugman, P., & Venables, A. (1995). The Seamless World: A Spatial Model of International Specialization. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Krugman, P., and A. Venables. The Seamless World: A Spatial Model of International Specialization. National Bureau of Economic Research, 1995.

MLA引文

Krugman, P., and A. Venables. The Seamless World: A Spatial Model of International Specialization. National Bureau of Economic Research, 1995.

警告：這些引文格式不一定是100％准確.