TRACY BRIAN. (2002). EAT THAT FROG: 21 GREAT WAYS TO STOP PRO. AND ....LESS TIME. MAGNA PUBLISHING CO LTS.
Style de citation Chicago (17e éd.)TRACY BRIAN. EAT THAT FROG: 21 GREAT WAYS TO STOP PRO. AND ....LESS TIME. MUMBAI: MAGNA PUBLISHING CO LTS, 2002.
Style de citation MLA (9e éd.)TRACY BRIAN. EAT THAT FROG: 21 GREAT WAYS TO STOP PRO. AND ....LESS TIME. MAGNA PUBLISHING CO LTS, 2002.
Attention : ces citations peuvent ne pas être correctes à 100%.