APA引文

Crawford, C. M. (1997). New products management (5th ed.). Irwin.

芝加哥风格引文

Crawford, C. Merle. New Products Management. 5th ed. Chicago: Irwin, 1997.

MLA引文

Crawford, C. Merle. New Products Management. 5th ed. Irwin, 1997.

警告:这些引文格式不一定是100%准确.