Editing Old World sparrow (section)

== References ==
=== Citations ===
{{Reflist|30em}}

=== Works cited ===
{{refbegin}}
*{{cite book |title=Systematics and Taxonomy of Australian Birds|last1=Christidis|first1= L.|last2= Boles|first2= W. E. |year=2008 |publisher=CSIRO Publishing |location=Canberra |isbn=978-0-643-06511-6 }}
*{{Cite book|last1=Houlihan|first1=Patrick E.|last2=Goodman|first2=Steven M.|year=1986|title=The Natural History of Egypt, Volume I: The Birds of Ancient Egypt|publisher=Aris & Philips|isbn=978-0-85668-283-4|location=Warminster}}
*{{Cite book|last=Summers-Smith|first=J. Denis|title=The House Sparrow|publisher=Collins|series=New Naturalist|edition=1st.|year=1963|location=London|isbn=<!-- none -->}}
*{{Cite book|last=Summers-Smith|first=J. Denis|year=1988|others=illustrated by Robert Gillmor|title=The Sparrows|publisher=T. & A. D. Poyser|location=Calton, Staffs, England|isbn=978-0-85661-048-6|url=https://archive.org/details/sparrowsstudyofg0000summ}}
*{{cite book|last=Summers-Smith|first=J. Denis|year=2005|title=On Sparrows and Man: A Love-Hate Relationship|location=Guisborough (Cleveland)|isbn=978-0-9525383-2-5}}
*{{cite book|last=Todd|first=Kim|year=2012|title=Sparrow|series=Animal|publisher=Reaktion Books|isbn=978-1-86189-875-3}}
{{refend}}