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Willard J. Jacobson, Abby Barry Bergman
Prentice-Hall c1991 3rd ed
Available at 2 libraries
Prentice-Hall c1987 2nd ed
Available at 4 libraries
prepared by Margaret Muthoka, Assumpta B. Rego ; edited by Willard J. Jacobson
UNESCO. Division of Science, Technical and Environmental Education c1985 Environmental education series 10
Available at 1 libraries
Willard J. Jacobson, Abby B. Bergman
Prentice-Hall c1983
Available at 5 libraries
Willard J. Jacobson ... [et al.]
American Book 1975, c1972 Rev. ed Investigating in science . Teacher's guide for science ; level 6
American Book 1975, c1972 Rev. ed Investigating in science . Teacher's guide for science ; level 5
American Book 1975, c1972 Rev. ed Investigating in science . Teacher's guide for science ; level 4
American Book 1975, c1972 Rev. ed Investigating in science . Teacher's guide for science ; level 2
American Book 1975, c1972 Rev. ed Investigating in science . Teacher's guide for science ; level 1
American Book c1969 Inquiry into the sciences
[by] Willard J. Jacobson ... [et al.]
Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek
American Book Co. c1965 Thinking ahead in science / Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek 6
American Book Co. c1965 Thinking ahead in science / Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek 5
American Book Co. c1965 Thinking ahead in science / Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek 4
American Book Co. c1965 Thinking ahead in science / Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek 3
American Book Co. c1965 Thinking ahead in science / Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek 2
American Book Co. c1965 Thinking ahead in science / Willard J. Jacobson, Cecilia J. Lauby, Richard D. Konicek 1
Willard J. Jacobson, Fannie Lee Boyd, Mary M. Hill
Bureau of Publications, Teachers College, Columbia University 1959 Nutrition education research project monograph
general editor Willard J. Jacobson
Teachers College Press, Teachers College, Columbia University