Mathiopoulos, M., & Lenagh, J. (1989). History and Progress: In Search of the European and American Mind / Margarita Mathiopoulos. Foreword by Gordon A. Craig. Praeger.
Chicago-viite (17. p.)Mathiopoulos, Margarita, ja Jessie Lenagh. History and Progress: In Search of the European and American Mind / Margarita Mathiopoulos. Foreword by Gordon A. Craig. New York [u.a.]: Praeger, 1989.
MLA-viite (8. p.)Mathiopoulos, Margarita, ja Jessie Lenagh. History and Progress: In Search of the European and American Mind / Margarita Mathiopoulos. Foreword by Gordon A. Craig. Praeger, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.