JOY ,P.K. (1994). TOTAL PROJECT MANAGEMENT HD BK. MACMILLAN.
Cita Chicago (17th ed.)JOY ,P.K. TOTAL PROJECT MANAGEMENT HD BK. MACMILLAN, 1994.
Cita MLA (9th ed.)JOY ,P.K. TOTAL PROJECT MANAGEMENT HD BK. MACMILLAN, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.