(1991). Bioastronomy: The search for extraterrestrial life - the exploration broadens ; proceedings of the third International Symposium on Bioastronomy held at Val Cenis, Savoie, France, 18 - 23 June 1990. Springer.
Chicago Style (17th ed.) CitationBioastronomy: The Search for Extraterrestrial Life - the Exploration Broadens ; Proceedings of the Third International Symposium on Bioastronomy Held at Val Cenis, Savoie, France, 18 - 23 June 1990. Berlin u.a: Springer, 1991.
MLA (9th ed.) CitationBioastronomy: The Search for Extraterrestrial Life - the Exploration Broadens ; Proceedings of the Third International Symposium on Bioastronomy Held at Val Cenis, Savoie, France, 18 - 23 June 1990. Springer, 1991.
Warning: These citations may not always be 100% accurate.