APA引文

Hoover,Edgar M. (1963). The location of economic activity. Mc Graw Hill Book Company Inc.

Chicago Edition Citation

Hoover,Edgar M. The Location of Economic Activity. New York: Mc Graw Hill Book Company Inc, 1963.

MLA引文

Hoover,Edgar M. The Location of Economic Activity. Mc Graw Hill Book Company Inc, 1963.

警告：這些引文格式不一定是100％准確.