Gaya APA

Sugiyono, ., Khotimah, N. (2019). Metode Penelitian Dan Pengembangan (research And Development/r And D) (-). Bandung: Alfabeta.

Gaya MLA

Sugiyono, ., Khotimah, Nurul. "Metode Penelitian Dan Pengembangan (research And Development/r And D)". - Bandung: Alfabeta, 2019. Text.