APA引文

BROWN, G. (1972). Survey Economic Principles Gray Brown. Richard D. Irwin.

Chicago Style (17th ed.) Citation

BROWN, Gray. Survey Economic Principles Gray Brown. Richard D. Irwin, 1972.

MLA引文

BROWN, Gray. Survey Economic Principles Gray Brown. Richard D. Irwin, 1972.

警告：這些引文格式不一定是100％准確.