Hanel, A. (2005). Organisasi Koperasi. Graha Ilmu.
Chicago Style (17th ed.) CitationHanel, Alfred. Organisasi Koperasi. Graha Ilmu, 2005.
MLA (8th ed.) CitationHanel, Alfred. Organisasi Koperasi. Graha Ilmu, 2005.
Warning: These citations may not always be 100% accurate.