a book for teachers Jacobson, Willard J. creator Bergman, Abby Barry. text bibliography nju Englewood Cliffs, N.J Prentice-Hall c1987 1987 2nd ed. monographic eng

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xv, 410 p. ill. Willard J. Jacobson, Abby Barry Bergman. Includes bibliographies and index. Science Study and teaching (Elementary) Handbooks, manuals, etc LB1585 .J32 1987 372.3/5044 0137950144 86012289 860513 20160527192931.0 135774