Ecology Flag (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ecology Flag" in English language version.

refsWebsite

Global rank English rank

6^th place

6^th place

2hathitrust.org

441^st place

311^th place

1flagcollection.com

low place

low place

1web.archive.org

1^st place

1^st place

low place

low place

1flagsinternational.com

low place

low place

archive.org

Jones, Claire (1972). Pollution: the balance of nature. Minneapolis: Lerner Publications Co. pp. 97. ISBN 0822506327. Retrieved 16 December 2018.
"The Harbinger". Harper College. June 1, 1971. Retrieved 15 December 2018.

flagcollection.com

"Ecology Flag, U.S. - Green Stars & Stripes". ZFC Item Details. Retrieved 2018-12-15.

flagsinternational.com

O'Keefe, Daniel (11 March 2018). "History of The Ecology Flag". Flags International. Retrieved 1 April 2022.

hathitrust.org

babel.hathitrust.org

"Environmental Awards". All Hands. No. 684. United States. Department of the Navy. Office of the Chief of Information. January 1974. Retrieved 16 December 2018.
"Decorate Park Buildings". Outdoor Highlights. Vol. 4, no. 29. Illinois Department of Conservation. September 20, 1976. Retrieved 16 December 2018.

roncobb.net

Cobb, Ron. "Ecology Symbol". RonCobb.net (archived). Archived from the original on 2011-07-24. Retrieved 15 December 2018.

web.archive.org

Cobb, Ron. "Ecology Symbol". RonCobb.net (archived). Archived from the original on 2011-07-24. Retrieved 15 December 2018.