Pengarang : Raymond V. Lesikar - Marie E. Flatley - Richard B. Chase - F. Robert Jacobs - Nicholas J. Aquilano - Leon C. Megginson - Mary Jane Byrd - William L. Megginson -
Pengarang : Richard B. Chase - F. Robert Jacobs - Nicholas J. Aquilano - Leon C. Megginson - Mary Jane Byrd - William L. Megginson - Fremont E. Kast - James E. Rosenzweig - A. Hasymi Ali -