WALKER, Gordon
Astronomical observations: an optical perspective /[by] Gordon Walker - Cambridge Cambridge University Press 1987 - ix, 347 p.
Includes references and index.
521339073
522.1 / WAL
Astronomical observations: an optical perspective /[by] Gordon Walker - Cambridge Cambridge University Press 1987 - ix, 347 p.
Includes references and index.
521339073
522.1 / WAL