Current research for P2P information retrieval is mostly concentrated in the resource search mechanism. While P2P storage system is a multi-structured data storage system, which has multiple data sources ,variety data representation. And different users may use different data to describe the same real world entity ,which would induce the problem of semantic heterogene- ity. This is the first to extend the concept of genre intertextuality to information space. It de- signed and implemented a P'2P Information retrieval model based on a genre int...