Sosslau, Arthur B.

Washington, D.C. : U.S. Dept. of Transportation, Federal Highway Administration ; Springfield, Va. : National Technical Information Service [distributor], 1981.

Unavailable--Try BorrowDirect or Interlibrary Loan >> TD 2.31:977/4

Salopek, Phillip A.

[Washington, D.C.?] : U.S. Dept. of Commerce, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O., 1981.

Unavailable--Try BorrowDirect or Interlibrary Loan >> C 3.186:P-23/105

United States. Bureau of the Census

Washington : U.S. Dept. of Commerce, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1975.

Unavailable--Try BorrowDirect or Interlibrary Loan >> C 3.62/4:67