American Psychological Association
Gaarder, Jostein, & Moller, Paulette ( 1995 ). Sophie`s World a Novel About the History of Philosophy ( 00 ed. ). Phoenix House.
Modern Language Association
Gaarder, Jostein and Moller, Paulette. Sophie`s World a Novel About the History of Philosophy . Phoenix House. 1995
Chicago Citation
Gaarder, Jostein and Moller, Paulette. Sophie`s World a Novel About the History of Philosophy . 00 .London
: Phoenix House, 1995.
American Medical Association
Gaarder, Jostein and Moller, Paulette. Sophie`s World a Novel About the History of Philosophy . Phoenix House; 1995.