Cita APA (7th ed.)

O'Sullivan, M. (1953). Twenty years a-growing. O.U.P..

Cita Chicago (17th ed.)

O'Sullivan, Maurice. Twenty Years A-growing. London: O.U.P., 1953.

Cita MLA (9th ed.)

O'Sullivan, Maurice. Twenty Years A-growing. O.U.P., 1953.