Sideris, M. G. (2008). Observing our changing earth: Proceedings of the 2007 IAG general assembly, Perugia, Italy, July 2-13, 2007. New York: Springer.
Παραπομπή Chicago StyleSideris, Michael G. Observing Our Changing Earth: Proceedings of the 2007 IAG General Assembly, Perugia, Italy, July 2-13, 2007. New York: Springer, 2008.
Παραπομπή MLASideris, Michael G. Observing Our Changing Earth: Proceedings of the 2007 IAG General Assembly, Perugia, Italy, July 2-13, 2007. New York: Springer, 2008.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.