Number,1a,1b,2?,3,4,5,6,7 Cat. ID,UY1259,UY1259,,UY1259,UW1356,UW1356,UJ1644,UE1734 ISBN 10,0-87997-259-9,,,0-87997-356-0,0-87997-356-0,0-87997-356-0,0-87997-644-6,0-87997-734-5 ISBN 13, 978-0-87997-259-2,,,, 978-0-87997-356-8, 978-0-87997-356-8, 978-0-87997-644-6, 978-0-87997-734-4 ,,,,,,,, Origin price,$1.25,C$1.25,,$1.25,$1.50,$1.50,$1.95,$2.25 Ads,Yes,,,,,No,No, Publisher,,DAW Books / New American Library of Canada,,,,D A W Books Incorporated,,New Amer Library Year,,,,,,,, Web,ISFDB,ISFDB,,ISFDB,,Amazon, ISFDB,Amazon,Amazon, ISFDB ,,,,,,,,