APA Citation

August N. Chatton, & Jessica Gress. (2016). Ampuhnya berpikir positif (Cet. 1.). Yogyakarta: Laksana.

Chicago Style Citation

August N. Chatton, and Jessica Gress. Ampuhnya Berpikir Positif. Cet. 1. Yogyakarta: Laksana, 2016.

MLA Citation

August N. Chatton, and Jessica Gress. Ampuhnya Berpikir Positif. Cet. 1. Yogyakarta: Laksana, 2016.

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