Sugiyono. (2019). Metode Penelitian & Pengembangan: Research and Development. Alfabeta.
Chicago Style (17th ed.) CitationSugiyono. Metode Penelitian & Pengembangan: Research and Development. Alfabeta, 2019.
MLA (8th ed.) CitationSugiyono. Metode Penelitian & Pengembangan: Research and Development. Alfabeta, 2019.
Warning: These citations may not always be 100% accurate.