Piper, J. (2007). Don't Waste your life: Jangan menyia-nyiakan hidup anda. Saint Joseph's University.
Chicago Style (17th ed.) CitationPiper, John. Don't Waste Your Life: Jangan Menyia-nyiakan Hidup Anda. Saint Joseph's University, 2007.
MLA (8th ed.) CitationPiper, John. Don't Waste Your Life: Jangan Menyia-nyiakan Hidup Anda. Saint Joseph's University, 2007.
Warning: These citations may not always be 100% accurate.