1. Metropolitan and micropolitan statistical areas of the United States and Puerto Rico, June 6, 2003 ; Combined statistical areas of the United States and Puerto Rico, June 6, 2003 Author/Creator: United States. Bureau of the Census. Geography Division Publication/Creation: [Washington, D.C.] : U.S. Dept. of Commerce, Economics and Statistics Administration, U.S. Census Bureau, [2003] Format: Map Access & Availability: Loading
2. Metropolitan areas (MSAs, CMSAs, and PMSAs) June 30, 1990 Author/Creator: United States. Bureau of the Census. Geography Division Publication/Creation: [Washington, D.C.] : The Bureau : For sale by the Supt. of Docs., U.S. G.P.O., 1990 Format: Map Access & Availability: Loading
3. Metropolitan areas (MSAs, CMSAs, and PMSAs), June 30, 1993 Author/Creator: United States. Bureau of the Census. Geography Division Publication/Creation: [Washington, D.C.] : The Bureau : For sale by the U.S. G.P.O., Supt. of Docs., [1994?] Format: Map Access & Availability: Loading
4. Metropolitan statistical areas : (CMSAs, PMSAs, and MSAs) June 30, 1989 Author/Creator: United States. Bureau of the Census. Geography Division Publication/Creation: [Washington, D.C.] : The Bureau : For sale by the Supt. of Docs., U.S. G.P.O., [1989] Format: Map Access & Availability: Loading
5. Middle East oil and gas Author/Creator: United States. Central Intelligence Agency Publication/Creation: [Washington, D.C.] : [Central Intelligence Agency], [2007] Format: Map Access & Availability: Loading