Ames, L. B. (1970). Child care and development. J.B. Lippincott.
Lua i Stíl Chicago (17ú heag.)Ames, Louise Bates. Child Care and Development. J.B. Lippincott, 1970.
Lua MLA (9ú heag.)Ames, Louise Bates. Child Care and Development. J.B. Lippincott, 1970.
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