ROTHERY, B. (1996). Iso 14000. Pustaka Binaman Pressindo.
Lua i Stíl Chicago (17ú heag.)ROTHERY, Brian. Iso 14000. Pustaka Binaman Pressindo, 1996.
Lua MLA (8ú heag.)ROTHERY, Brian. Iso 14000. Pustaka Binaman Pressindo, 1996.
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