APA引文

Smith, G. H. (1950). Conservation of natural resources (of the United States). Wiley.

Chicago Style (17th ed.) Citation

Smith, Guy Harold. Conservation of Natural Resources (of the United States). N.Y.: Wiley, 1950.

MLA引文

Smith, Guy Harold. Conservation of Natural Resources (of the United States). Wiley, 1950.

警告：這些引文格式不一定是100％准確.