Cita APA (7a ed.)

Jespersen, O. (1955). The philosophy of grammar. George Allen & Unwin.

Cita Chicago Style (17a ed.)

Jespersen, Otto. The Philosophy of Grammar. London: George Allen & Unwin, 1955.

Cita MLA (9a ed.)

Jespersen, Otto. The Philosophy of Grammar. George Allen & Unwin, 1955.