Cita APA (7a ed.)
Richards, I. A., & Gibson, C. M. (2005). English through pictures: Book II, and, A second workbook of English. Pippin Pub. Corp..
Cita Chicago Style (17a ed.)
Richards, I. A., y Christine M. Gibson. English Through Pictures: Book II, and, A Second Workbook of English. Toronto: Pippin Pub. Corp., 2005.
Cita MLA (9a ed.)
Richards, I. A., y Christine M. Gibson. English Through Pictures: Book II, and, A Second Workbook of English. Pippin Pub. Corp., 2005.
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