1987 - Time Trap (Paperback) ISBN-13: 9780671653408 ISBN-10: 0671653407 Genre: Science Fiction & Fantasy 1 1985 - Plague of Demons (Paperback) ISBN-13: 9780671559823 ISBN-10: 0671559826 Genre: Science Fiction & Fantasy 4 1982 - Retief Emissary to the Stars (Paperback) ISBN-13: 9780671457778 ISBN-10: 0671457772 Genre: Science Fiction & Fantasy ? |