Cita APA (7th ed.)

Stone, L. (1974). Reading english objectively: Stage I. Macmillan.

Cita Chicago (17th ed.)

Stone, Linton. Reading English Objectively: Stage I. London: Macmillan, 1974.

Cita MLA (9th ed.)

Stone, Linton. Reading English Objectively: Stage I. Macmillan, 1974.

Atenció: Aquestes cites poden no estar 100% correctes.