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LAURA ANN PETITTO,
MARINA KATERELOS,
BRONNA G. LEVY,
KRISTINE GAUNA,
KARINE TÉTREAULT
and VITTORIA FERRARO
(2001).
Bilingual signed and spoken language acquisition from birth: implications for the mechanisms underlying early bilingual language acquisition . Journal of Child Language,
28
,
pp 453-496
doi:10.1017/S0305000901004718