Abbasi, S. .. A. (1998). Water quality sampling and analysis. Discovery publishing house.
Chicago Style aipamenaAbbasi, S . A. Water Quality Sampling and Analysis. New Delhi: Discovery publishing house, 1998.
MLA aipamenaAbbasi, S . A. Water Quality Sampling and Analysis. Discovery publishing house, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.