United States. Congress. House. Committee on Public Works, ProQuest (Firm), & Saint Lawrence Seaway Development Corporation. (1968). Saint Lawrence Seaway Development Corporation, Annual Report for the year ended December 31, 1967. Message from the President of the United States transmitting the 1967 Annual Report of the Saint Lawrence Seaway Development Corporation. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Public Works, ProQuest (Firm), and Saint Lawrence Seaway Development Corporation. Saint Lawrence Seaway Development Corporation, Annual Report for the Year Ended December 31, 1967. Message from the President of the United States Transmitting the 1967 Annual Report of the Saint Lawrence Seaway Development Corporation. Washington: [publisher not identified], 1968.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Public Works, et al. Saint Lawrence Seaway Development Corporation, Annual Report for the Year Ended December 31, 1967. Message from the President of the United States Transmitting the 1967 Annual Report of the Saint Lawrence Seaway Development Corporation. [publisher not identified], 1968.