Beyond the Blue Event Horizon (Heechee Saga)

Horizon

by Frederik Pohl

Del Rey · 1980

Mass Market Paperback

ISBN: 978-0-345-27535-6

ISBN-10: 0-345-27535-7

See also:
2009PaperbackBeyond the Blue Event Horizon
2000PaperbackBeyond the Blue Event Horizon (Heechee Saga, Book 2)