Cita APA (7th ed.)

Clark, I. D., & Fritz Peter. (1997). Environmental Isotopes In Hydrogeology. CRC Press.

Cita Chicago (17th ed.)

Clark, Ian D., i Fritz Peter. Environmental Isotopes In Hydrogeology. London: CRC Press, 1997.

Cita MLA (9th ed.)

Clark, Ian D., i Fritz Peter. Environmental Isotopes In Hydrogeology. CRC Press, 1997.