Looking for Pinyin/Traditional Characters eBooks
Your request of Pinyin and Traditional characters are in itself an oxymoron.

Pinyin is the system used in China and focuses on simplified characters. This system allows foreigners to learn Chinese a lot easier. 
Traditional Chinese characters use ㄅㄆㄇㄈ. A system that is only used in Taiwan.
Currently there's not much casual medium (novels, movies) that combines Traditional and Pinyin together. More educational mediums consists of text books provided by National Taiwan University. I believe they teach Chinese using the ㄅㄆㄇ system. The Bible and church hymns (if you are religious) occasionally has pinyin, but sometimes this type of pinyin is written in Wade-Giles and pronounced as Taiwanese (the dialect)