(1992). Midlands Teaching Factory, LTD [microform].
Cita Chicago (17th ed.)Midlands Teaching Factory, LTD [microform]. 1992.
Cita MLA (9th ed.)Midlands Teaching Factory, LTD [microform]. 1992.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)