Cita APA (7th ed.)
Tobis, M., & Tobis, I. P. Managing Multiple Projects. McGraw-Hill.
Cita Chicago (17th ed.)
Tobis, Michael, i Irene P. Tobis. Managing Multiple Projects. Nueva York, EUA: McGraw-Hill.
Cita MLA (9th ed.)
Tobis, Michael, i Irene P. Tobis. Managing Multiple Projects. McGraw-Hill.
Atenció: Aquestes cites poden no estar 100% correctes.