Gower , E. (1986). Complete Palin Words. Penguin Reference.
Cita Chicago (17th ed.)Gower , Ernest. Complete Palin Words. London: Penguin Reference, 1986.
Cita MLA (9th ed.)Gower , Ernest. Complete Palin Words. Penguin Reference, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.