REIJMAN,GIJSTERTHA C.M. (1989). Polution Of Outer Space In Particular Of The Geostationary Orbit Scientific, Policy And Legal Aspects By G.c.m Reijman And W. De Graaf. Martinus Nijhof Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)REIJMAN,GIJSTERTHA C.M. Polution Of Outer Space In Particular Of The Geostationary Orbit Scientific, Policy And Legal Aspects By G.c.m Reijman And W. De Graaf. Martinus Nijhof Publishers, 1989.
Παραπομπή σε μορφή MLA (8th εκδ.)REIJMAN,GIJSTERTHA C.M. Polution Of Outer Space In Particular Of The Geostationary Orbit Scientific, Policy And Legal Aspects By G.c.m Reijman And W. De Graaf. Martinus Nijhof Publishers, 1989.
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