The Unman / Kovrigin's Chronicles

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Overview:

Title: The Unman / Kovrigin's Chronicles
Author: Vadim Shefner
Year: 1980
Type: Omnibuses

Editions/Publications:

Unknown. The Unman / Kovrigin's Chronicles (Unknown, Vadim Shefner, Macmillan, ISBN-10: 0026100606, $9.95, vi+233 pages, Hardcover, Omnibus)
Unknown. The Unman / Kovrigin's Chronicles (Unknown, Vadim Shefner, Collier Books, ISBN-10: 0020252307, $3.95, 233 pages, Paperback, Omnibus)