Cita APA (7th ed.)

ORGEL, L. E. (1966). Introduction to transition. Methuen.

Cita Chicago (17th ed.)

ORGEL, Leslie E. Introduction to Transition. London: Methuen, 1966.

Cita MLA (9th ed.)

ORGEL, Leslie E. Introduction to Transition. Methuen, 1966.

Atenció: Aquestes cites poden no estar 100% correctes.