Hales, S. E. G.
6 C survey of radio sources IV. the zone 67 degree < delta < 82 degree, Oh < alpha < 24 h : Part 4 to 6 / by S. E. G. Hales, and C. J. Mayer. - Cambridge : University of Cambridge, S. N. - p. : ill. ;
Galaxies--Catalogs.
6 C survey of radio sources IV. the zone 67 degree < delta < 82 degree, Oh < alpha < 24 h : Part 4 to 6 / by S. E. G. Hales, and C. J. Mayer. - Cambridge : University of Cambridge, S. N. - p. : ill. ;
Galaxies--Catalogs.