Kamar Dagang dan Industri Indonesia. (1980). Standard trade directory of Indonesia. Indonesian Chamber of Commerce & Industry.
Chicago-viite (17. p.)Kamar Dagang dan Industri Indonesia. Standard Trade Directory of Indonesia. Jakarta: Indonesian Chamber of Commerce & Industry, 1980.
MLA-viite (8. p.)Kamar Dagang dan Industri Indonesia. Standard Trade Directory of Indonesia. Indonesian Chamber of Commerce & Industry, 1980.
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