Analog Science Fiction/Science Fact - November 1977; Orson Scott Card

Analog Science Fiction September 1980 Vintage Sci-Fi Digest Edward A Byers

Analog Science Fiction / Science Fact April 1981 Very Good+

Analog Science Fiction / Science Fact July 1981 Very Good+

ANALOG SCIENCE FICTION/SCIENCE FACT MARCH 1982 (596)

Analog Science Fiction / Science Fact June 1981 Very Good-

ANALOG Science Fiction / Fact March 1st, 1982 Magazine Digest Book Sci-Fi

Analog Science Fiction / Science Fact March 30, 1981 Very Good+