APA Citation

Jespersen, O. (1933). Essential of English grammar. London: George Allen & Unwin.

Chicago Style Citation

Jespersen, Otto. Essential of English Grammar. London: George Allen & Unwin, 1933.

MLA Citation

Jespersen, Otto. Essential of English Grammar. London: George Allen & Unwin, 1933.

Warning: These citations may not always be 100% accurate.