TRACY BRIAN. (2002). EAT THAT FROG: 21 GREAT WAYS TO STOP PRO. AND ....LESS TIME. MAGNA PUBLISHING CO LTS.
Dyfyniad Arddull ChicagoTRACY BRIAN. EAT THAT FROG: 21 GREAT WAYS TO STOP PRO. AND ....LESS TIME. MUMBAI: MAGNA PUBLISHING CO LTS, 2002.
Dyfyniad MLATRACY BRIAN. EAT THAT FROG: 21 GREAT WAYS TO STOP PRO. AND ....LESS TIME. MAGNA PUBLISHING CO LTS, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.