APA (7th ed.) Citation

National Library Service of Papua New Guinea & Wright, W. (1981). National union list of serials held in Papua New Guinea libraries (2nd ed.). National Library Service of Papua New Guinea.

Chicago Style (17th ed.) Citation

National Library Service of Papua New Guinea and Wendy Wright. National Union List of Serials Held in Papua New Guinea Libraries. 2nd ed. Waigani: National Library Service of Papua New Guinea, 1981.

MLA (9th ed.) Citation

National Library Service of Papua New Guinea and Wendy Wright. National Union List of Serials Held in Papua New Guinea Libraries. 2nd ed. National Library Service of Papua New Guinea, 1981.