Soetrisno. (1984). Pengantar studi kelayakan suatu proyek. BPFE.
Chicago Style (17th ed.) CitationSoetrisno. Pengantar Studi Kelayakan Suatu Proyek. BPFE, 1984.
MLA (8th ed.) CitationSoetrisno. Pengantar Studi Kelayakan Suatu Proyek. BPFE, 1984.
Warning: These citations may not always be 100% accurate.