Cita APA (7a ed.)
MCMAHON, E. (2000). SOME THOUGHTS ON EDUCATIONAL STANDARDS.
Cita Chicago Style (17a ed.)
MCMAHON, E. SOME THOUGHTS ON EDUCATIONAL STANDARDS. 2000.
Cita MLA (9a ed.)
MCMAHON, E. SOME THOUGHTS ON EDUCATIONAL STANDARDS. 2000.
Precaución: Estas citas no son 100% exactas.