Leopold, A. C. (1964). Planth growth and development. McGraw-Hill Book Company.
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Chicago-čujuhus (17. p.)
Leopold, A. Carl. Planth Growth and Development. New York: McGraw-Hill Book Company, 1964.
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MLA-čujuhus (9. p.)
Leopold, A. Carl. Planth Growth and Development. McGraw-Hill Book Company, 1964.
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