ISBN 0387681248 books & textbook
The Herschel Objects and How to Observe Them (Astronomers' Observing Guides)
Springer /2007-08-22 Paperback / 183 Pages
isbn-10: 0387681248 / isbn-13: 9780387681245
Springer /2007-08-22 Paperback / 183 Pages
isbn-10: 0387681248 / isbn-13: 9780387681245