Kauman, P. B., Kaufman, P. B., & LaCroix, J. (1979). Plants, people and environment. Macmillan.
Tohutoru Kātū Chicago (17th ed.)Kauman, Peter B., Peter B. Kaufman, me J.Donald LaCroix. Plants, People and Environment. New York: Macmillan, 1979.
Tohutoro MLA (9th ed.)Kauman, Peter B., et al. Plants, People and Environment. Macmillan, 1979.
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