You can buy the Agile with Yii 1.1 and PHP5 from Packt publisher. I'm actually reading it right now. There's quite a bit of small errors in the book, you could totally tell they rushed it, probably because it's the first Yii book.
https://www.packtpub.com/yii-1-1-and-php5-for-agile-web-application-development/book?tag=ns/agile-yii-abr1/0810&utm_source=ns_agile_yii_abr1_0810&utm_medium=content&utm_campaign=naheed
There's the link, I bought mine from Amazon.
--
SQL schema in the book have typos and type errors. I just asked about it on stackoverflow too.
