APA引文

Douglas, R. B. (1967). A regional delineation and analysis of economic health and distress in Indiana.

Chicago Style (17th ed.) Citation

Douglas, Robert Burton. A Regional Delineation and Analysis of Economic Health and Distress in Indiana. 1967.

MLA引文

Douglas, Robert Burton. A Regional Delineation and Analysis of Economic Health and Distress in Indiana. 1967.

警告：这些引文格式不一定是100％准确.