APA (7th ed.) Citation

Sugiyono. (2015). Metode penelitian dan pengembangan (research and development/ R & D). Alfabeta.

Chicago Style (17th ed.) Citation

Sugiyono. Metode Penelitian Dan Pengembangan (research and Development/ R & D). Alfabeta, 2015.

MLA (9th ed.) Citation

Sugiyono. Metode Penelitian Dan Pengembangan (research and Development/ R & D). Alfabeta, 2015.

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