APA引文

Koester,Ulrich E, & Brooks,Karen M. (1997). Agriculture and German reunification. World Bank.

Chicago Edition Citation

Koester,Ulrich E, and Brooks,Karen M. Agriculture and German Reunification. Washington: World Bank, 1997.

MLA引文

Koester,Ulrich E, and Brooks,Karen M. Agriculture and German Reunification. World Bank, 1997.

警告：這些引文格式不一定是100％准確.