Cita APA (7a ed.)
The Latin American Library, Tulane University. Latin American Library, Tulane University.
Cita Chicago Style (17a ed.)
The Latin American Library, Tulane University. New Orleans, Louisiana: Latin American Library, Tulane University.
Cita MLA (9a ed.)
The Latin American Library, Tulane University. Latin American Library, Tulane University.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.