Salgado, G. G. (1987). The National Power Corporation and the growth of Iligan as an industrial city in the South (1936-1977). The Journal of HIstory.
Chicago Style aipamenaSalgado, Geoffrey G. "The National Power Corporation and the Growth of Iligan as an Industrial City in the South (1936-1977)." The Journal of HIstory 1987.
MLA aipamenaSalgado, Geoffrey G. "The National Power Corporation and the Growth of Iligan as an Industrial City in the South (1936-1977)." The Journal of HIstory, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.