Cita APA (7a ed.)
Avner, E. (Sep 1980). Summary of TUTOR Commands and System Variables. Ninth Edition. ERIC, Resources in Education (RIE).
Cita Chicago Style (17a ed.)
Avner, Elaine. "Summary of TUTOR Commands and System Variables. Ninth Edition." ERIC, Resources in Education (RIE) Sep 1980.
Cita MLA (9a ed.)
Avner, Elaine. "Summary of TUTOR Commands and System Variables. Ninth Edition." ERIC, Resources in Education (RIE), Sep 1980.
Precaución: Estas citas no son 100% exactas.