Skolnik, F. (2007). Aa - Alp (2nd ed.). Macmillan Reference USA [u.a.].
Cita Chicago (17th ed.)Skolnik, Fred. Aa - Alp. 2nd ed. Detroit [u.a.]: Macmillan Reference USA [u.a.], 2007.
Cita MLA (8th ed.)Skolnik, Fred. Aa - Alp. 2nd ed. Macmillan Reference USA [u.a.], 2007.
Atenció: Aquestes cites poden no estar 100% correctes.