American Birding Association’s Principles of Birding Ethics. Association, A. B. Technical Report American Birding Association, 2003.
bibtex   
@techreport{american_birding_association_american_2003,
	title = {American {Birding} {Association}’s {Principles} of {Birding} {Ethics}},
	language = {en},
	institution = {American Birding Association},
	author = {American Birding Association},
	year = {2003},
	pages = {1--3},
}

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