Walters, S. (2004). Library marketing that works. New York: Neal-Schuman Publishers.
Chicago Style aipamenaWalters, Suzanne. Library Marketing That Works. New York: Neal-Schuman Publishers, 2004.
MLA aipamenaWalters, Suzanne. Library Marketing That Works. New York: Neal-Schuman Publishers, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.