Astrophysics : a topical symposium commemorating the fiftieth anniversary of the Yerkes Observatory and a half century of progress in astrophysics.
J. A. Hynek, editor.
1st ed.
New York : McGraw-Hill, 1951.
xii, 703 págs. : ilustraciones ; 24 cm.
Serie: McGraw-Hill astronomical series
Incluye referencias bibliográficas e índice.