(2017). The Five principles of life: Keyakinan, kejujuran, keberanian, dan kesabaran (Cetakan 1.). Solo: Tiga Serangkai.
Chicago Style CitationThe Five Principles of Life: Keyakinan, Kejujuran, Keberanian, Dan Kesabaran. Cetakan 1. Solo: Tiga Serangkai, 2017.
MLA CitationThe Five Principles of Life: Keyakinan, Kejujuran, Keberanian, Dan Kesabaran. Cetakan 1. Solo: Tiga Serangkai, 2017.
Warning: These citations may not always be 100% accurate.