(1980). Proceedings. Blakiston.
Cita Chicago (17th ed.)Proceedings. New York: Blakiston, 1980.
Cita MLA (9th ed.)Proceedings. Blakiston, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)
(1980). Proceedings. Blakiston.
Cita Chicago (17th ed.)Proceedings. New York: Blakiston, 1980.
Cita MLA (9th ed.)Proceedings. Blakiston, 1980.