Jacobson, W. J., Lauby, C. J., & Konicek, R. D. (1965). Investigating in science. American Book Co.
Chicago Style aipamenaJacobson, Williard J., Cecilia J. Lauby, and Richard D. Konicek. Investigating in Science. New York: American Book Co, 1965.
MLA aipamenaJacobson, Williard J., et al. Investigating in Science. American Book Co, 1965.
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