Apito silencioso (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Apito silencioso" in Portuguese language version.

refsWebsite

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4,276^th place

books.google.com

Krantz, Les (2009). Power of the Dog: Things Your Dog Can Do That You Can't. [S.l.]: MacMillan. pp. 35–37. ISBN 978-0312567224
Caroline Coile, D.; Bonham, Margaret H. (2008), «Why Do Dogs Like Balls?: More Than 200 Canine Quirks, Curiosities, and Conundrums Revealed», ISBN 9781402750397, Sterling Publishing Company, Inc, consultado em 7 de agosto de 2011
Weisbord, Merrily; Kachanoff, Kim (2000). Dogs with Jobs: Working Dogs Around the World. [S.l.]: Simon & Schuster. pp. xvi–xvii. ISBN 0671047353

D'Ambrose, Christoper; Choudhary, Rizwan (2003). Elert, Glenn, ed. «Frequency range of human hearing». The Physics Factbook. Consultado em 22 de janeiro de 2022

Strain, George M. (2010). «How Well Do Dogs and Other Animals Hear?». Prof. Strain's website. School of Veterinary Medicine, Louisiana State University. Consultado em 21 de julho de 2012