APA引文
Shafer, B. E., & Spady, R. H. (2014). The American political landscape. Harvard University Press.
Chicago Style (17th ed.) Citation
Shafer, Byron E., and Richard H. Spady. The American Political Landscape. Cambridge, Massachusetts ; London, England: Harvard University Press, 2014.
MLA引文
Shafer, Byron E., and Richard H. Spady. The American Political Landscape. Harvard University Press, 2014.
警告：這些引文格式不一定是100％准確.