Lock, I. (2013). How to live life on purpose: Own and live the life you want. Advantage Quest Publications.
Chicago Style (17th ed.) CitationLock, Ian. How to Live Life on Purpose: Own and Live the Life You Want. Petaling Jaya: Advantage Quest Publications, 2013.
MLA (8th ed.) CitationLock, Ian. How to Live Life on Purpose: Own and Live the Life You Want. Advantage Quest Publications, 2013.
Warning: These citations may not always be 100% accurate.