Lewis, J. E., & Potter, I. C. (1961). The teaching of science in the elementary school. Prentice-Hall.
Chicago Style aipamenaLewis, June E., and Irene C. Potter. The Teaching of Science in the Elementary School. Englewood Cliffs, N.J: Prentice-Hall, 1961.
MLA aipamenaLewis, June E., and Irene C. Potter. The Teaching of Science in the Elementary School. Prentice-Hall, 1961.
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