Shipman, Harry L.
Black holes, quasars, and the universe Harry L. Shipman - 2d ed. - Boston Houghton Mifflin c1980 - viii, 344 p. ill. 24 cm.
Black holes (Astronomy)
Quasars
Cosmology
523
Black holes, quasars, and the universe Harry L. Shipman - 2d ed. - Boston Houghton Mifflin c1980 - viii, 344 p. ill. 24 cm.
Black holes (Astronomy)
Quasars
Cosmology
523