IDEAS AT WORK & USMARA, A. [. (2003). Ideas at work/editor A. Usmara. Amara Books.
Chicago-čujuhus (17. p.)IDEAS AT WORK juo A. [ed] USMARA. Ideas at Work/editor A. Usmara. Yogyakarta: Amara Books, 2003.
MLA-čujuhus (9. p.)IDEAS AT WORK juo A. [ed] USMARA. Ideas at Work/editor A. Usmara. Amara Books, 2003.
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