Pickett, S. T., Kolasa, J., & Jones, C. G. (2007). Ecological understanding: The nature of theory and the theory of nature (2nd ed.). Elsevier/Academic Press.
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Chicago-čujuhus (17. p.)
Pickett, Steward T., Jurek Kolasa, juo Clive G. Jones. Ecological Understanding: The Nature of Theory and the Theory of Nature. 2nd ed. Amsterdam ; Boston: Elsevier/Academic Press, 2007.
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MLA-čujuhus (9. p.)
Pickett, Steward T., et al. Ecological Understanding: The Nature of Theory and the Theory of Nature. 2nd ed. Elsevier/Academic Press, 2007.
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