APA (7th ed.) Citation

Somers,hM. J. (1983). Society of Professional Engineers of Papua New Guinea. Papua New Guinea University of Technology?.

Chicago Style (17th ed.) Citation

Somers,hM. J. Society of Professional Engineers of Papua New Guinea. [Lae?: Papua New Guinea University of Technology?, 1983.

MLA (9th ed.) Citation

Somers,hM. J. Society of Professional Engineers of Papua New Guinea. Papua New Guinea University of Technology?, 1983.