Cita APA (7a ed.)

Parkinson , C. (1987). Peter Drukers Philosophy of mgt. I B H.

Cita Chicago Style (17a ed.)

Parkinson , C. Peter Drukers Philosophy of Mgt. Mumbai: I B H, 1987.

Cita MLA (9a ed.)

Parkinson , C. Peter Drukers Philosophy of Mgt. I B H, 1987.