SCHUSTER, E. H. (1980). Americsn engglish to day.--ed.3. McGraw Hill.
Chicago Style (17th ed.) CitationSCHUSTER, Edgar H. Americsn Engglish to Day.--ed.3. New York: McGraw Hill, 1980.
MLA引文SCHUSTER, Edgar H. Americsn Engglish to Day.--ed.3. McGraw Hill, 1980.
警告:這些引文格式不一定是100%准確.