APA引文

Ryan, R. H. (1964). Georgetown; urban nucleation on the Texas Blacklands. Bureau of Business Research, University of Texas.

Chicago Style (17th ed.) Citation

Ryan, Robert H. Georgetown; Urban Nucleation on the Texas Blacklands. Austin: Bureau of Business Research, University of Texas, 1964.

MLA引文

Ryan, Robert H. Georgetown; Urban Nucleation on the Texas Blacklands. Bureau of Business Research, University of Texas, 1964.

警告：这些引文格式不一定是100％准确.