The index of leading environmental indicators.
APA Citation
American Enterprise Institute for Public Policy Research., Pacific Research Institute for Public Policy. (1994). The index of leading environmental indicators. San Francisco, CA: Pacific Research Institute for Public Policy.
MLA Citation
American Enterprise Institute for Public Policy Research, and Pacific Research Institute for Public Policy. The Index of Leading Environmental Indicators. San Francisco, CA: Pacific Research Institute for Public Policy, 1994.
Warning: These citations may not always be complete (especially for serials).