Sabin, W. A. (2001). The Gregg reference manual (9th ed.). Boston: McGraw-Hill.
Trích dẫn kiểu ChicagoSabin, William A. The Gregg Reference Manual. 9th ed. Boston: McGraw-Hill, 2001.
MLA引文Sabin, William A. The Gregg Reference Manual. 9th ed. Boston: McGraw-Hill, 2001.
警告:这些引文格式不一定是100%准确.