Gennip, E. M. S. J. v. (1989). A functional morphological study of the feeding system in pigeons <Columba livia L.>: Behavioral flexibility & morphological plasticity. [Drucker:] Krips Repro.
Čikaški stil citiranja (17. izdanje)Gennip, Elisabeth Maria Simone Johanna van. A Functional Morphological Study of the Feeding System in Pigeons <Columba Livia L.>: Behavioral Flexibility & Morphological Plasticity. Meppel: [Drucker:] Krips Repro, 1989.
MLA način citiranja (8. izdanje)Gennip, Elisabeth Maria Simone Johanna van. A Functional Morphological Study of the Feeding System in Pigeons <Columba Livia L.>: Behavioral Flexibility & Morphological Plasticity. [Drucker:] Krips Repro, 1989.
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