De Regniers, B. S., & Montresor, B. (1987). May I bring a friend? (1st Aladdin Books ed.). Aladdin Books.
Cita Chicago Style (17a ed.)De Regniers, Beatrice Schenk, y Beni Montresor. May I Bring a Friend? 1st Aladdin Books ed. New York: Aladdin Books, 1987.
Cita MLA (8a ed.)De Regniers, Beatrice Schenk, y Beni Montresor. May I Bring a Friend? 1st Aladdin Books ed. Aladdin Books, 1987.
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