Thill, J. V. (1991). Excellence in business communication. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoThill, John V. Excellence in Business Communication. New York: McGraw-Hill, 1991.
MLA引文Thill, John V. Excellence in Business Communication. New York: McGraw-Hill, 1991.
警告:這些引文格式不一定是100%准確.