Dyro, F. M. (1989). The eag handbook. Little, Brown.
Cita Chicago (17th ed.)Dyro, Frances M. The Eag Handbook. Little, Brown, 1989.
Cita MLA (9th ed.)Dyro, Frances M. The Eag Handbook. Little, Brown, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.