Thomas, A., & Round, i. G. (1992). Multiplicar e dividir. Resomnia.
Chicago Style (17th ed.) CitationThomas, Annabel, i il. Graham Round. Multiplicar E Dividir. Resomnia, 1992.
Cita MLAThomas, Annabel, i il. Graham Round. Multiplicar E Dividir. Resomnia, 1992.
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