Hayes, Peter, 1946 Septiembre 7- (Autor Personal)

Imperial Germany, 1985: CIP title page (Peter Hayes)

WW Midwest, 1984-85 (Hayes, Peter Francis; Northwestern University, Evanston, Illinois; born September 7, 1946)

Das Amt in der Vergangenheit, 2010: title page (Peter Hayes) jacket flap (Peter Hayes; born 1946; professor of history and German at Northwestern University)

¿Por qué?: explicando el Holocausto,2019: portada (Peter Hayes)

Northwestern University, Department of History website, viewed July 7, 2014: link to People page (Peter Hayes; Ph. D. from Yale in 1982; Theodore Zev Weiss Holocaust Educational Foundation Professor; joined the faculty at Northwestern as an Instructor in 1980) http://www.history.northwestern.edu/people/hayes.html