Clancy, T. (1991). The sum of all fears. Rupa.
Chicago Style aipamenaClancy, Tom. The Sum of All Fears. New Delhi: Rupa, 1991.
MLA aipamenaClancy, Tom. The Sum of All Fears. Rupa, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Clancy, T. (1991). The sum of all fears. Rupa.
Chicago Style aipamenaClancy, Tom. The Sum of All Fears. New Delhi: Rupa, 1991.
MLA aipamenaClancy, Tom. The Sum of All Fears. Rupa, 1991.