Cita APA (7th ed.)
Richards, I. A., & Gibson, C. M. (2005). English through pictures: Book I, and, A first workbook of English. Pippin Pub. Corp..
Cita Chicago (17th ed.)
Richards, I. A., i Christine M. Gibson. English Through Pictures: Book I, and, A First Workbook of English. Toronto: Pippin Pub. Corp., 2005.
Cita MLA (9th ed.)
Richards, I. A., i Christine M. Gibson. English Through Pictures: Book I, and, A First Workbook of English. Pippin Pub. Corp., 2005.
Atenció: Aquestes cites poden no estar 100% correctes.