Cita APA (7a ed.)
Helen Dwight Reid Educational Foundation. History. HELDREF Publications.
Cita Chicago Style (17a ed.)
Helen Dwight Reid Educational Foundation. History. Washington, DC: HELDREF Publications.
Cita MLA (9a ed.)
Helen Dwight Reid Educational Foundation. History. HELDREF Publications.
Precaución: Estas citas no son 100% exactas.