Mays, L. W. (2004). Water supply systems security. New York: McGraw-Hill.
Chicago Style aipamenaMays, Larry W. Water Supply Systems Security. New York: McGraw-Hill, 2004.
MLA aipamenaMays, Larry W. Water Supply Systems Security. New York: McGraw-Hill, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.