Manktelow, J. Manage your time: Control your workload and make time for success. Dorling Kindersley.
Lua i Stíl Chicago (17ú heag.)Manktelow, James. Manage Your Time: Control Your Workload and Make Time for Success. Dorling Kindersley.
Lua MLA (9ú heag.)Manktelow, James. Manage Your Time: Control Your Workload and Make Time for Success. Dorling Kindersley.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.