APA引文

Morales, J. O. (1943). A credit study of 167 tobacco farms, Puerto Rico, 1939-40.

Chicago Style (17th ed.) Citation

Morales, Julio O. A Credit Study of 167 Tobacco Farms, Puerto Rico, 1939-40. [Ithaca, N.Y.], 1943.

MLA引文

Morales, Julio O. A Credit Study of 167 Tobacco Farms, Puerto Rico, 1939-40. 1943.

警告：這些引文格式不一定是100％准確.