Wong, H. K., Bernstein, L., & Shevick, E. (1973). Ideas and investigations in science: Life science, teachers manual. Prentice-Hall.
Chicago-viite (17. p.)Wong, Harry K., Leonard Bernstein, ja Edward Shevick. Ideas and Investigations in Science: Life Science, Teachers Manual. Englewood Cliffs, NJ: Prentice-Hall, 1973.
MLA-viite (9. p.)Wong, Harry K., et al. Ideas and Investigations in Science: Life Science, Teachers Manual. Prentice-Hall, 1973.
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