Ryan, K. (2003). Write up. Amacom.
Chicago Style aipamenaRyan, Kevin. Write Up. New York: Amacom, 2003.
MLA aipamenaRyan, Kevin. Write Up. Amacom, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Ryan, K. (2003). Write up. Amacom.
Chicago Style aipamenaRyan, Kevin. Write Up. New York: Amacom, 2003.
MLA aipamenaRyan, Kevin. Write Up. Amacom, 2003.