SpringerLink (Online service), Plag, H., & Pearlman, M. (2009). Global Geodetic Observing System: Meeting the Requirements of a Global Society on a Changing Planet in 2020 (1st ed. 2009.). Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer.
Chicago Style CitationSpringerLink (Online service), Hans-Peter Plag, and Michael Pearlman. Global Geodetic Observing System: Meeting the Requirements of a Global Society On a Changing Planet in 2020. 1st ed. 2009. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.
MLA CitationSpringerLink (Online service), Hans-Peter Plag, and Michael Pearlman. Global Geodetic Observing System: Meeting the Requirements of a Global Society On a Changing Planet in 2020. 1st ed. 2009. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.