Hjortshoj, K., & Keith Hjortshoj. (2001). Understanding writing blocks. New York: Oxford University Press.
Trích dẫn kiểu ChicagoHjortshoj, Keith, và Keith Hjortshoj. Understanding Writing Blocks. New York: Oxford University Press, 2001.
MLA引文Hjortshoj, Keith, và Keith Hjortshoj. Understanding Writing Blocks. New York: Oxford University Press, 2001.
警告:这些引文格式不一定是100%准确.