Library of Congress. Congressional Research Service & ProQuest (Firm). (1981). Questions Regarding Proposal to Impose Tonnage Fee on Ships to Be Used for Port Services and Harbor Development. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Questions Regarding Proposal to Impose Tonnage Fee on Ships to Be Used for Port Services and Harbor Development. [Place of publication not identified]: [publisher not identified], 1981.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Questions Regarding Proposal to Impose Tonnage Fee on Ships to Be Used for Port Services and Harbor Development. [publisher not identified], 1981.
Warning: These citations may not always be 100% accurate.