Marshall, G. Y. (1992). Teaching punctuation as an AID to clear and effective writing. Panamá: : Universidad.
Citación estilo ChicagoMarshall, Gloria Yanela. Teaching Punctuation As an AID to Clear and Effective Writing. Panamá: : Universidad, 1992.
Cita MLAMarshall, Gloria Yanela. Teaching Punctuation As an AID to Clear and Effective Writing. Panamá: : Universidad, 1992.
Precaución: Estas citas no son 100% exactas.