YOGYAKARTA, I., & Sugiharsono. (1997). Pengantar ekonomi koperasi. FPIPS-IKIP Yogyakarta.
Chicago Style (17th ed.) CitationYOGYAKARTA, IKIP, and Sugiharsono. Pengantar Ekonomi Koperasi. FPIPS-IKIP Yogyakarta, 1997.
MLA (8th ed.) CitationYOGYAKARTA, IKIP, and Sugiharsono. Pengantar Ekonomi Koperasi. FPIPS-IKIP Yogyakarta, 1997.
Warning: These citations may not always be 100% accurate.