1972 annual report on urban area traffic operations improvement programs (TOPICS).
Subtitle: Report of the Secretary of Transportation to the United States Congress
By: pursuant to Section 10, Public Law 90-495, the Federal aid highway act of 1968. February 1972.
Publisher: U.S. G.P.O.
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 42
Notes: 92-28.

92nd Congress, 2nd Session, Committee print.