APA引文

Kopmeyer, M. R. (1990). How you can get richer quicker! Kopmeyer.

Chicago Edition Citation

Kopmeyer, M. R. How You Can Get Richer Quicker! Louisville, Ky.: Kopmeyer, 1990.

MLA引文

Kopmeyer, M. R. How You Can Get Richer Quicker! Kopmeyer, 1990.

警告：這些引文格式不一定是100％准確.