Getis, A. (2009). Introduction to geography. Boston: McGraw-Hill.
Trích dẫn kiểu ChicagoGetis, Arthur. Introduction to Geography. Boston: McGraw-Hill, 2009.
MLA引文Getis, Arthur. Introduction to Geography. Boston: McGraw-Hill, 2009.
警告：这些引文格式不一定是100％准确.