What U.S. ports mean to the economy
By: [written by Jerome Gilbert, project leader, Nai-Ching Sun, Amos Ilan; consulting editor, Walter Hamshar].
Contributors: Gilbert, Jerome.
Publisher: U.S. Dept. of Commerce, Maritime Administration : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1978
Place of publication: [Washington]
Language: eng
Number of pages: 58
Subjects: Harbors -- United States.; United States -- Economic conditions -- 1971-1981.