APA Citation

Kamal, M., Ahmad Dzulfikar, & Masrukhin. (2012). Be Optimistic: 25 alasan mengapa harus optimis. Jakarta: Cakrawala Publishing.

Chicago Style Citation

Kamal, Musthafa, Ahmad Dzulfikar, and Masrukhin. Be Optimistic: 25 Alasan Mengapa Harus Optimis. Jakarta: Cakrawala Publishing, 2012.

MLA Citation

Kamal, Musthafa, Ahmad Dzulfikar, and Masrukhin. Be Optimistic: 25 Alasan Mengapa Harus Optimis. Jakarta: Cakrawala Publishing, 2012.

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