Purba, R. (1997). Analisis biaya dan manfaat [cost and benefit analysis]. Rineka Cipta.
Chicago Style (17th ed.) CitationPurba, Radiks. Analisis Biaya Dan Manfaat [cost and Benefit Analysis]. Rineka Cipta, 1997.
MLA (8th ed.) CitationPurba, Radiks. Analisis Biaya Dan Manfaat [cost and Benefit Analysis]. Rineka Cipta, 1997.
Warning: These citations may not always be 100% accurate.