Wijaya, C. S. (2011). Think Positive Fell Positive & Get Positive Life: Hidup bahagia dengan berfikir dan berperasaan positif. Second Hope.
Chicago Style (17th ed.) CitationWijaya, Cahyo Satrio. Think Positive Fell Positive & Get Positive Life: Hidup Bahagia Dengan Berfikir Dan Berperasaan Positif. Second Hope, 2011.
MLA (8th ed.) CitationWijaya, Cahyo Satrio. Think Positive Fell Positive & Get Positive Life: Hidup Bahagia Dengan Berfikir Dan Berperasaan Positif. Second Hope, 2011.
Warning: These citations may not always be 100% accurate.