Ostrich egg (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ostrich egg" in English language version.

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archive.org

  • Harrison, C.; Greensmith, A. (1993). Bunting, E. (ed.). Birds of the World. New York, NY: Dorling Kindersley. p. 39. ISBN 978-1-56458-295-9.
  • Perrins, Christopher (1987) [1979]. Harrison, C.J.O. (ed.). Birds: Their Lifes, Their Ways, Their World. Reader's Digest Association, Inc. pp. 168–170. ISBN 978-0-89577-065-3.
  • Davies, S. J. J. F.; Bertram, B. C. R. (2003). "Ostrich". In Perrins, Christopher (ed.). Firefly Encyclopedia of Birds. Buffalo, NY: Firefly Books, Ltd. pp. 34–37. ISBN 978-1-55297-777-4.

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ui.adsabs.harvard.edu

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pubmed.ncbi.nlm.nih.gov

scienceworld.ca

semanticscholar.org

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theguardian.com