Sagan, Rycroft C. books & textbook
Cospar Space Research XI: Proceedings of the Open Meetings of Working Groups of the Thirteenth Plenary Meeting of COSPAR - Volume 2
Kondratyev, K. Ya., M.J. Rycroft, and C. Sagan, editors
Akademie-Verlag /1971-01-01 Hardcover / 654 Pages
Proceedings of Open Meetings of Working Groups of the Thirteenth Plenary Meeting of COSPAR: Leningrad, USSR, 20–29 May 1970; COSPAR14-B, 11./ Volume 1
Kondratyev, K. Ya. Rycroft, M. J. Sagan, Rycroft C.
De Gruyter /1971-12-31 Hardcover / 780 Pages
isbn-10: 3112781686 / isbn-13: 9783112781685