Spillane, J. J. (2003). Time management pedoman praktis pengelolaan waktu. Saint Joseph's University.
Chicago Style (17th ed.) CitationSpillane, James J. Time Management Pedoman Praktis Pengelolaan Waktu. Saint Joseph's University, 2003.
MLA (8th ed.) CitationSpillane, James J. Time Management Pedoman Praktis Pengelolaan Waktu. Saint Joseph's University, 2003.
Warning: These citations may not always be 100% accurate.