(2009). How much is enough?: The intensity evidence in language intervention / journal editor, Nikola Wolf Nelson ; editor emerita, Katharine G. Butler ; issue editor, Teresa A. Ukrainetz.
Citace podle Chicago (17th ed.)How Much Is Enough?: The Intensity Evidence in Language Intervention / Journal Editor, Nikola Wolf Nelson ; Editor Emerita, Katharine G. Butler ; Issue Editor, Teresa A. Ukrainetz. 2009.
Citace podle MLA (9th ed.)How Much Is Enough?: The Intensity Evidence in Language Intervention / Journal Editor, Nikola Wolf Nelson ; Editor Emerita, Katharine G. Butler ; Issue Editor, Teresa A. Ukrainetz. 2009.
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