Extragalactic adventure
Subtitle: our strange universe
By: [by]Jean Heidmann, translated by Maureen Schaeffer and Ann Boesgaard, forward by Carl Sagan.
Publisher: Cambridge University Press
Published: 1982
Place of publication: Cambridge
Language: eng
Notes: Originally published in French as Au-dela   de notre Voie Lacte e - un e trange univers.