APA (7 ম সংস্করণ) উদ্ধৃতি

KOONTZ, H. (1976). Management: Systems And Contingency Analysis Of Managerial Functions Harold Koontz And Cyril O' Donnell. McGraw-Hill.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

KOONTZ, Harold. Management: Systems And Contingency Analysis Of Managerial Functions Harold Koontz And Cyril O' Donnell. McGraw-Hill, 1976.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

KOONTZ, Harold. Management: Systems And Contingency Analysis Of Managerial Functions Harold Koontz And Cyril O' Donnell. McGraw-Hill, 1976.