APA (7e ed.) Bronvermelding

International Astronautical Congress Lisbon, Portugal, & Napolitano, L. G. (1977). Space and energy: Proceedings of the XXVIth International Astronautical Congress, Lisbon, 21-27 September, 1975 (First edition.). Pergamon Press. https://doi.org/10.1016/C2013-0-02812-5

Chicago (17e ed.) Bronvermelding

International Astronautical Congress Lisbon, Portugal, en Luigi G. Napolitano. Space and Energy: Proceedings of the XXVIth International Astronautical Congress, Lisbon, 21-27 September, 1975. First edition. Oxford: Pergamon Press, 1977. https://doi.org/10.1016/C2013-0-02812-5.

MLA (9e ed.) Bronvermelding

International Astronautical Congress Lisbon, Portugal, en Luigi G. Napolitano. Space and Energy: Proceedings of the XXVIth International Astronautical Congress, Lisbon, 21-27 September, 1975. First edition. Pergamon Press, 1977. https://doi.org/10.1016/C2013-0-02812-5.