Birthright: The Book of Man

From Author Wars - https://authorwars.com/publications/birthright-the-book-of-man-4566.html

Overview:

Title: Birthright: The Book of Man
Author: Mike Resnick
Year: Unknown
ISBN-10: 0451113586
Publisher: Signet
Price: C$2.95
Pages: 280
Binding: Paperback
Type: Novel
Title Reference: Birthright: The Book of Man
Notes:
2nd printing (per number line) of Feb 1982 Signet ed.
Printed in Canada
Note-The cover price of this book may be in Canadian Dollars since it was printed in Canada and it appears at this time that all Canadian printings start with a "2" in the printing line. The actual printing date is probably the same as the US printing Feb 1982.
This book may appear to be a collection but the author intends that it be a novel (source: e-mail with the author, July 2007).