Black holes, quasars & the universe /
Shipman, Harry L.
Black holes, quasars & the universe / Harry L. Shipman. - Boston : Houghton Mifflin, 1976. - viii, 309 p. : ill. ; 23 cm. - 523 .
Includes bibliographical references and index.
0395243742 0395206154 (pbk.)
Black holes (Astronomy)
Quasars.
Cosmology.
523
Black holes, quasars & the universe / Harry L. Shipman. - Boston : Houghton Mifflin, 1976. - viii, 309 p. : ill. ; 23 cm. - 523 .
Includes bibliographical references and index.
0395243742 0395206154 (pbk.)
Black holes (Astronomy)
Quasars.
Cosmology.
523