APA
(1992). European international space year conference, 1992 with five parallel symposia. [Munich, Germany]: Commission of the European Communities (CEC).
Chicago
1992. European international space year conference, 1992 with five parallel symposia. [Munich, Germany]: Commission of the European Communities (CEC).
Harvard
(1992). European international space year conference, 1992 with five parallel symposia. [Munich, Germany]: Commission of the European Communities (CEC).
MLA
European international space year conference, 1992 with five parallel symposia. [Munich, Germany]: Commission of the European Communities (CEC). 1992.