Cita APA (7th ed.)
Plag, H., & Pearlman, M. (2009). Global Geodetic Observing System: Meeting the Requirements of a Global Society on a Changing Planet in 2020. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-02687-4
Cita Chicago (17th ed.)
Plag, Hans-Peter, i Michael Pearlman. Global Geodetic Observing System: Meeting the Requirements of a Global Society on a Changing Planet in 2020. Berlin, Heidelberg: Springer Berlin Heidelberg, 2009. https://doi.org/10.1007/978-3-642-02687-4.
Cita MLA (9th ed.)
Plag, Hans-Peter, i Michael Pearlman. Global Geodetic Observing System: Meeting the Requirements of a Global Society on a Changing Planet in 2020. Springer Berlin Heidelberg, 2009. https://doi.org/10.1007/978-3-642-02687-4.
Atenció: Aquestes cites poden no estar 100% correctes.