Widiatmoko, I. (2014). Terapi Berpikir Positif in Comic. Penerbit Change.
Chicago Style (17th ed.) CitationWidiatmoko, Irwan. Terapi Berpikir Positif in Comic. Penerbit Change, 2014.
MLA (8th ed.) CitationWidiatmoko, Irwan. Terapi Berpikir Positif in Comic. Penerbit Change, 2014.
Warning: These citations may not always be 100% accurate.