Blough, G. O., & Schwartz, J. (1974). Elementary school science and how to teach it (5th ed.). Holt, Rinehart and Winston.
Chicago Style (17th ed.) CitationBlough, Glenn Orlando, and Julius Schwartz. Elementary School Science and How to Teach It. 5th ed. New York: Holt, Rinehart and Winston, 1974.
MLA (8th ed.) CitationBlough, Glenn Orlando, and Julius Schwartz. Elementary School Science and How to Teach It. 5th ed. Holt, Rinehart and Winston, 1974.
Warning: These citations may not always be 100% accurate.