1. A computer system providing access to network services data of a target system, comprising: an application interface interfacing with a target system, the target system exposing data through multiple global computer network services, the application interface querying the exposed data, for the target system, the application interface using in common one of the multiple global computer network services across two or more applications, such that the application interface reuses global computer network services among applications for the target system; and a mapping member mapping between (a) a query of the exposed data, the query being implemented by the application interface, and (b) syntax of objects useable in a subject application, the mapping member enabling the subject application to access data of object instances generated in response to the query.