CHILDRESS, Nancy Class field theory / Nancy Childress. - New York [etc.] : Springer Science + Business Media, 2009. - x, 226 str. ; 24 cm. - (Universitext)Zadaci. - Bibliografija: str.219-222. - Kazalo.ISBN 978-0-387-72489-8. - 978-0-387-72490-4