APA Citation

Sugiyono. (2019). Metode Penelitian dan Pengembangan (Research and Development / R&D). Alfabeta.

Chicago Style Citation

Sugiyono. Metode Penelitian Dan Pengembangan (Research and Development / R&D). Alfabeta, 2019.

MLA Citation

Sugiyono. Metode Penelitian Dan Pengembangan (Research and Development / R&D). Alfabeta, 2019.

Warning: These citations may not always be 100% accurate.