Revisi per 4 Februari 2016 14.10 sunting Wagino Bot (bicara \| kontrib) Bot 4.157.822 suntingan k →Sumber buku: minor cosmetic change ← Revisi sebelumnya		Revisi per 5 Maret 2016 16.56 sunting balikkan Rachmat-bot (bicara \| kontrib) Bot 110.443 suntingan k Robot: Perubahan kosmetika Revisi selanjutnya →
Baris 56: * {{worldcat id\|id=lccn-n79-64998}} * [http://wonderfest.org/sagan-prize/l Carl Sagan Prize for Science Popularization] * [http://dps.aas.org/prizes/sagan Sagan Medal for Excellence in Public Communication in Planetary Science], presented by the American Astronomical Society's Division for Planetary Sciences (AAS/DPS) * [http://www.seti.org/csc Carl Sagan Center for the Study of Life in the Universe], [[SETI Institute]] * [http://www.csicop.org/si/show/carl_sagans_life_and_legacy_as_scientist_teacher_and_skeptic Carl Sagan's Life and Legacy as Scientist, Teacher, and Skeptic], [[Committee for Skeptical Inquiry]]

Carl Sagan: Perbedaan antara revisi