Aritonang, L. R. (2009). Peramalan Bisnis. Ghalia Indonesia.
Chicago Style (17th ed.) CitationAritonang, Lerbin R. Peramalan Bisnis. Ghalia Indonesia, 2009.
MLA (8th ed.) CitationAritonang, Lerbin R. Peramalan Bisnis. Ghalia Indonesia, 2009.
Warning: These citations may not always be 100% accurate.