1. Intellectual roots of media ecology[J].;Introduction Casey M.;The New Jersey Journal of Communication
2. “Information and Quality;Capurro Rafael;[J].Royal School of Librarianship, Copenhagen
3. David L. A.. An Ecology of Communication:Cultural Formats of Control[M].Hawthorne:Aldine de Gruyter 1995. David L. A.. An Ecology of Communication:Cultural Formats of Control[M].Hawthorne:Aldine de Gruyter 1995.
4. Thomas H. D. , Laurence P. Information Ecology: Mastering the Information and Knowledge Environment[M] . Oxford University Press , 1997 . Thomas H. D., Laurence P. Information Ecology: Mastering the Information and Knowledge Environment[M].Oxford University Press,1997.
5. Bonnie A. N.. Information Ecologies. Reference & User Service Quarterly[M].Chicago:Fall , 1998 . Bonnie A. N.. Information Ecologies. Reference & User Service Quarterly[M].Chicago:Fall, 1998.