Methods and apparatuses to present communication references obtained from different sources to connect people for real time communications. One embodiment includes: receiving a search request from a user; searching a first data source according to the search request to obtain information about a first entity; assigning to the first entity a first reference to be used to request a connection server to provide a connection between the user and the first entity for real time communications; searching a second data source according to the search request to obtain information about a second entity, including a second reference for requesting a connection for real time communications with the second entity without going through the connection server; and providing to the user a combined, sorted list of entities in response to the search request, including the first reference for the first entity and the second reference for the second entity.