Nigeria. (1956). Statement of the policy proposed by the government of the Federation for the establishment of an Inland Waterways Department. Federal Govt. Printer.
Chicago Style aipamenaNigeria. Statement of the Policy Proposed by the Government of the Federation for the Establishment of an Inland Waterways Department. Lagos: Federal Govt. Printer, 1956.
MLA aipamenaNigeria. Statement of the Policy Proposed by the Government of the Federation for the Establishment of an Inland Waterways Department. Federal Govt. Printer, 1956.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.