Richard S.Leavenworth,Grant I.Eugene,W.Grant Ireson. (1996). Dasar-Dasar Ekonomi Teknik Jilid 1 / EugeneL.Grant. Rineka.
Chicago Style (17th ed.) CitationRichard S.Leavenworth,Grant I.Eugene,W.Grant Ireson. Dasar-Dasar Ekonomi Teknik Jilid 1 / EugeneL.Grant. Rineka, 1996.
MLA (8th ed.) CitationRichard S.Leavenworth,Grant I.Eugene,W.Grant Ireson. Dasar-Dasar Ekonomi Teknik Jilid 1 / EugeneL.Grant. Rineka, 1996.
Warning: These citations may not always be 100% accurate.