(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.
Chicago Style (17th ed.) CitationHow 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.
MLA引文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.
警告：這些引文格式不一定是100％准確.