American Association of Professional Landmen (AAPL)
www.landman.org
Los Angeles Association of Professional Landmen (LAAPL)
www.laapl.com
U.S. Bureau of Land Management
www.blm.gov/ca/st/en“.html
BLM Online Mapping System
www.geocommunicator.gov/GeoComm/index.shtm
California Division of Oil, Gas & Geothermal Resources (DOGGR)
www.conservation.ca.gov/dog
American Petroleum Institute
api-ec.api.org
Minerals Management Service
www.mms.gov
California State Lands Commission
www.slc.ca.gov
Western States Petroleum Association
www.wspa.org
California Independent Producers Association
www.cipa.org
US Legislative Information
thomas.loc.gov
California Department of Conservation
www.conservation.ca.gov