  2012 - Lecture Tutorials for Introductory Astronomy [3rd Edition] (Paperback) ISBN-13: 9780321820464 ISBN-10: 0321820460 Genres: Reference, Science & Math ?  2007 - Lecture Tutorials for Introductory Astronomy [2nd Edition - Addison-Wesley Series in Educational Innovation] (Paperback) ISBN-13: 9780132392266 ISBN-10: 0132392267 Genres: Science & Math, Engineering & Transportation ? |
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