Bernstein, L. (1979). Teacher's manual earth science (2ª ed.). Prentice Hall.
Chicago Style (17th ed.) CitationBernstein, Leonard. Teacher's Manual Earth Science. 2ª ed. Prentice Hall, 1979.
MLA (9th ed.) CitationBernstein, Leonard. Teacher's Manual Earth Science. 2ª ed. Prentice Hall, 1979.
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