MacGowan, Roger A.
Intelligence in the universe / by Roger A. MacGowan and Frederick I. Ordway, III. Illustrated by Harry H-K Lange. - Englewood Cliffs, N.J. : Prentice-Hall, c1966. - xiii, 402 p. : ill. ; 24 cm.
Bibliography: p. 378-398.
66018343
Life on other planets.
523.13 / MAI
Intelligence in the universe / by Roger A. MacGowan and Frederick I. Ordway, III. Illustrated by Harry H-K Lange. - Englewood Cliffs, N.J. : Prentice-Hall, c1966. - xiii, 402 p. : ill. ; 24 cm.
Bibliography: p. 378-398.
66018343
Life on other planets.
523.13 / MAI