Independent State of Papua New Guinea. (1990). Physical planning regulation 1990. Government Printer.
Chicago Style (17th ed.) CitationIndependent State of Papua New Guinea. Physical Planning Regulation 1990. [Port Moresby: Government Printer, 1990.
MLA (9th ed.) CitationIndependent State of Papua New Guinea. Physical Planning Regulation 1990. Government Printer, 1990.
Warning: These citations may not always be 100% accurate.