PrintingOriginal price,Cat. No,ISBN 10ISBN 13,Availability,Ads,Other info
1a$1.25,UY1270,0-87997-270-X978-0-87997-270-7,ISFDBAmazon,ads,Dec 1976
1bC$1.25,UY1270,0-87997-270-X978-0-87997-270-7,ISFDB,,Publisher: DAW Books / New American Library of CanadaDec 1976
2: ?,,,,,
3$1.25,UY1270,0-87997-270-X978-0-87997-270-7,ISFDB,,
4$1.50,UW1434,0-87997-434-6978-0-87997-434-3,ISFDB,no ads,
5$1.75,UE1601,0-87997-601-2978-0-87997-601-9,Amazon,no ads,
6$1.95,UJ1714,0-87997-714-0978-0-87997-714-6,ISFDBAmazon,no ads,
7$2.25,UE1797,0-87997-797-3978-0-87997-797-9,ISFDBAmazon,no ads,