Handbook of information /
Handbook of information /
Papua New Guinea Harbors Board.
- Rev. ed.
- [Port Moresby] : The Board, 1978.
- vi, 81 p. : ill. ; 28 cm.
Papua New Guinea Harbours Board.
Harbors--Handbooks, manuals, etc.--Papua New Guinea
Papua New Guinea Harbours Board.
Harbors--Handbooks, manuals, etc.--Papua New Guinea