On our A-Z list of databases, we have four types of resources, which correspond to the source of access or funding for each item:
CUNY Resources: available to all of CUNY
Graduate Center Resources: available to the GC community
New York Public Library Resources: available to the GC community via NYPL
A majority of the content from this resource is included in OneSearch, including item-level records. (To be certain of full content, search in the native interface of the database on the A-Z list) 
Open Access Resources: available to all