Dolle, J. (1993). As crianças que não aprendem. Instituto Piaget.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিDolle, Jean-Marie. As Crianças Que Não Aprendem. Instituto Piaget, 1993.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিDolle, Jean-Marie. As Crianças Que Não Aprendem. Instituto Piaget, 1993.
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