OFFICE, I. L. (1989). Pencegahan kecelakaan. Pustaka Binaman Pressindo.
Chicago Style (17th ed.) CitationOFFICE, INTERNATIONAL LABOUR. Pencegahan Kecelakaan. Pustaka Binaman Pressindo, 1989.
MLA (8th ed.) CitationOFFICE, INTERNATIONAL LABOUR. Pencegahan Kecelakaan. Pustaka Binaman Pressindo, 1989.
Warning: These citations may not always be 100% accurate.