Hurd, P. D. e. (1970). New curriculum perspectives for junior high school science. Wadsworth.
Chicago Style (17th ed.) CitationHurd, Paul DeHart ed. New Curriculum Perspectives for Junior High School Science. Belmont, CA: Wadsworth, 1970.
MLA (9th ed.) CitationHurd, Paul DeHart ed. New Curriculum Perspectives for Junior High School Science. Wadsworth, 1970.
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