APA (7th ed.) Zitazioa

JESPERSEN, O. (1965). A modern english grammar: On historical principles. Allen & Unwin.

Chicago Style (17th ed.) Zitazioa

JESPERSEN, Otto. A Modern English Grammar: On Historical Principles. London: Allen & Unwin, 1965.

MLA (9th ed.) Zitazioa

JESPERSEN, Otto. A Modern English Grammar: On Historical Principles. Allen & Unwin, 1965.