Hartmann, J. P. (1997). Technology of underground liguid storage tank systems. Wiley.
Chicago Style (17th ed.) ZitazioaHartmann, John P. Technology of Underground Liguid Storage Tank Systems. New York: Wiley, 1997.
MLA (9th ed.) ZitazioaHartmann, John P. Technology of Underground Liguid Storage Tank Systems. Wiley, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.