Astronomical problems a introductory course in astronomy
Vorontsov-vel'yaminov, B. A.
Astronomical problems a introductory course in astronomy by B. A. Vorontsov-vel'yaminov, tr. by P. M. Rabbitt - London Pergamon press 1969 - xi, 314p.
67-22828
520.76 / N69
Astronomical problems a introductory course in astronomy by B. A. Vorontsov-vel'yaminov, tr. by P. M. Rabbitt - London Pergamon press 1969 - xi, 314p.
67-22828
520.76 / N69