William, B. (2010). THE Power of Principles. Pustaka Pelajar.
Chicago Style (17th ed.) CitationWilliam, Byron. THE Power of Principles. Pustaka Pelajar, 2010.
MLA (8th ed.) CitationWilliam, Byron. THE Power of Principles. Pustaka Pelajar, 2010.
Warning: These citations may not always be 100% accurate.