ユニバーサルリサイクルシンボル (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "ユニバーサルリサイクルシンボル" in Japanese language version.

refsWebsite

Global rank Japanese rank

low place

low place

1recyclingexpert.co.uk

low place

low place

logoblink.com

Jones, Penny; Jerry Powell (May 1999). “Gary Anderson has been found!”. Resource Recycling: North America's Recycling and Composting Journal: pg.1–2 2011年5月26日閲覧。.

recyclingexpert.co.uk

“Rules Governing Use of Recycling Logo”. Recycling Expert [website]. recyclingexpert.co.uk. 2011年5月16日閲覧。