APA Citation

Boedi Rahardjo. (2017). Mudah belajar Ruby (Cet. 1.). Bandung: Informatika.

Chicago Style Citation

Boedi Rahardjo. Mudah Belajar Ruby. Cet. 1. Bandung: Informatika, 2017.

MLA Citation

Boedi Rahardjo. Mudah Belajar Ruby. Cet. 1. Bandung: Informatika, 2017.

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