Shakespear de Bignon, R. (1966). Englis Lessons: For the fourth year o the national Schools. Stella.
Chicago-čujuhus (17. p.)Shakespear de Bignon, Renée. Englis Lessons: For the Fourth Year O the National Schools. Buenos Aires: Stella, 1966.
MLA-čujuhus (9. p.)Shakespear de Bignon, Renée. Englis Lessons: For the Fourth Year O the National Schools. Stella, 1966.
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