Cita APA

Parry, A., Bartram, M., & Hartle, S. (1989). Penguin elementary writing skills. London: Penguin Books.

Citación estilo Chicago

Parry, Anne, Mark Bartram, and Sharon Hartle. Penguin Elementary Writing Skills. London: Penguin Books, 1989.

Cita MLA

Parry, Anne, Mark Bartram, and Sharon Hartle. Penguin Elementary Writing Skills. London: Penguin Books, 1989.

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