Dixson, R. J. (1945). Exercises in English conversation. Regents Publishing Co.
Cita Chicago Style (17a ed.)Dixson, Robert J. Exercises in English Conversation. New York: Regents Publishing Co, 1945.
Cita MLA (9a ed.)Dixson, Robert J. Exercises in English Conversation. Regents Publishing Co, 1945.
警告:这些引文格式不一定是100%准确.