by
Robert A. Heinlein (author),
Fritz Leiber (author),
Mack Reynolds (author),
Clifford D. Simak (author),
C.M. Kornbluth (author),
Kris Neville (author),
Paul R. Ehrlich (author),
Christopher Anvil (author),
Kenneth Bulmer (author),
Peter Schaumann (author),
Frederik Pohl (author)
publisher: Ballantine
publish date: 1970
format: paperback pages: 312
language: English
publisher: Ultimate Publishing Co. publish date: January 1978
language: English
publisher: Baen Books
publish date: February 1st 2009
format: kindle pages: 624
language: English
ASIN: B00APACMTC
publisher: Street & Smith Publications publish date: April 1961
format: paperback pages: 180
ISBN:
020286104x
publisher: Street & Smith Publications publish date: February 1961
format: paperback pages: 180
ISBN:
0202861023
publisher: Condé Nast Publications publish date: November 1966
format: paperback pages: 164
ISBN:
0202866114
publisher: Condé Nast Publications publish date: August 1967
pages: 180
ISBN:
0202867080 (9780202867083)
publisher: Baen
publish date: October 5th 2010
format: paperback pages: 464
language: English
ISBN:
143913412X (9781439134122)
publisher: Condé Nast Publications publish date: September 1962
format: paperback pages: 180
ISBN:
0202862097
publisher: Condé Nast Publications publish date: May 1966
format: paperback pages: 164
ISBN:
020286605x