1. American journal of geriatric psychiatry. Washington, DC : American Association for Geriatric Psychiatry ATP502
2. Clinical psychology & psychotherapy. [Chichester, W. Sussex, England] : John Wiley & Sons CP501 SW323
3. Estudios de economía aplicada. Valladolid, España : Asepelt, Asociación Internacional de Economía Aplicada ; SW462
8. Journal of educational research. Bahawalpur, Pakistan : Dept. of Education, Islamia University Bahawalpur SW390
9. Journal of international marketing. East Lansing, MI : Michigan State University Press, 1993- BUS304