New York. Fawcett Crest Book. 1980. 1st Print. Paperback. 416pp. Covers worn. Edges and corners bumped. Pages browned. Stamp on Endpaper and slightly soiled. Edited by Isaac Asimov, Martin H. Greenberg and Joseph Olander. Good.
Great Britain. Triad-Granada. 1981. Paperback. 220pp+adverts. Covers worn and bumped. Edges and corners bumped. Pages soiled. Sticker on front cover. Stamp on endpaper. Fair.
London, Sydney. Pan Books Ltd. 1983. 1st Published. Paperback. 255pp+adverts. Sticker on back Cover. Covers worn and bumped. Edges and Corners bumped Pages bumped and slightly browned. Fair.
New York. Daw Books, Inc. 1977. 1st Printing. Paperback. 189pp+adverts. Covers worn. Edges and corners bumped and rubbed. Pages browned. Stamp on endpaper. Fair.
London. Arrow Books. 1974. Paperback. 199pp.+adverts. Covers, edges and corners bumped. Pages soiled. Pages and endpapers slightly browned. Stamp on back cover. Fair. ISBN 0099086603.