"By Donald M. Hoffman. Edited by Keith Hay and Charles Hjelte. Published, under the provisions of the Federal Aid to Wildlife Restoration Act, Project W-96-D, by the Colorado Game and Fish Department under supervision of the Colorado Game and Fish Commission, July, 1962." -- first unnumbered page.
Includes bibliographical references.
Print version record.
Online resource; title from PDF cover (viewed November 2022)