Michael Ryall. (2002). Instructor's manual interaction; T1: Writing. New York: McGraw-Hill.
Chicago ZitierstilMichael Ryall. Instructor's Manual Interaction; T1: Writing. New York: McGraw-Hill, 2002.
MLA ZitierstilMichael Ryall. Instructor's Manual Interaction; T1: Writing. New York: McGraw-Hill, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.