Collinson, D. (1992). Plain English (2nd ed.). Buckingham: Open University Press.
Trích dẫn kiểu ChicagoCollinson, Diane. Plain English. 2nd ed. Buckingham: Open University Press, 1992.
MLA引文Collinson, Diane. Plain English. 2nd ed. Buckingham: Open University Press, 1992.
警告:這些引文格式不一定是100%准確.