"The Historyof Gas Lighting in San Francisco" Pacific Gas and Electric Magazine Vol. 1 #3 August 1909 PG&E - A Report on the Companies Environmental Policies
International Tanker Owners Pollution Federation Gulf of Mexico Newsweek's Black Tides Timeline, 1967-2005 Industrial pollution information from the Coastal
Education-QS World University Rankings 2009 ^ RMIT University. A timelineof RMIT history. Approved 19/11/2007 ^ RMIT University - 120 years old and going