Jespersen, O. (1988). The philosophy of grammar. London: G. Allen & Unwin.
Trích dẫn kiểu ChicagoJespersen, Otto. The Philosophy of Grammar. London: G. Allen & Unwin, 1988.
MLA引文Jespersen, Otto. The Philosophy of Grammar. London: G. Allen & Unwin, 1988.
警告：这些引文格式不一定是100％准确.