APA-čujuhus (7. p.)
Stephen J. Walsh, C. F. M. Science and Conservation in the Galapagos Islands: Frameworks & Perspectives. Springer.
Chicago-čujuhus (17. p.)
Stephen J. Walsh, Carlos F. Mena. Science and Conservation in the Galapagos Islands: Frameworks & Perspectives. Nueva York, EUA: Springer.
MLA-čujuhus (9. p.)
Stephen J. Walsh, Carlos F. Mena. Science and Conservation in the Galapagos Islands: Frameworks & Perspectives. Springer.
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