Koontz, H., & Weihrich ,Heinz Cannice, M. V. (2022). Essentials of Managment (11th ed.). Tata McGraw Hill.
Lua i Stíl Chicago (17ú heag.)Koontz, Harold, agus Mark V. Weihrich ,Heinz Cannice. Essentials of Managment. 11th ed. Chennai, India: Tata McGraw Hill, 2022.
Lua MLA (9ú heag.)Koontz, Harold, agus Mark V. Weihrich ,Heinz Cannice. Essentials of Managment. 11th ed. Tata McGraw Hill, 2022.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.