The Five Way Secret Agent and Merging from Tomorrow.
New York. Ace Books. No date. Paperback. 131pp+adverts. Covers worn and bumped. Edges and corners bumped. Pages browned. Spine creased & sl. torn. Fair.
München. Wilhelm Heyne Verlag. 1996. Orig.Pappe. 446 Seiten+Verlagsanz. Verlagsreihe: Heyne Science Fiction & Fantasy, Band 0605386. Gut erhalten. Aus dem Amerikanischen übersetzt von Birgit Ress-Bohusch. ISBN 3453094506.
New York. Bantam Books. 1975. Paperback. 196pp+adverts. Covers worn and marked. Edges and corners bumped, soiled and marked. Stamp on endpaper. Pages browned. Fair.
New York. Daw Books. 1981. First printing. Paperback. 191,(1)pp. Covers damaged. Stamp on endpapers. Incl. Roger Zelazny, Orson Scott Card, Paul H.Cook, Susan C.Petrey, Nicholas Yermakov et al. Used.