Mainga, S. F. (1982). Electrical engineering: A guide to the library. Papua New Guinea University of Technology.
Lua i Stíl Chicago (17ú heag.)Mainga, Selina F. Electrical Engineering: A Guide to the Library. Lae: Papua New Guinea University of Technology, 1982.
Lua MLA (9ú heag.)Mainga, Selina F. Electrical Engineering: A Guide to the Library. Papua New Guinea University of Technology, 1982.
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