00923nam--2200325---450-99000368391020331620120904181353.09780521763868000368391USA01000368391(ALEPH)000368391USA0100036839120120904d2010----km-y0itay50------baengGBa---||||001yyTo measure the skyan introduction to observational astronomyFrederick R. ChromeyCambridgeCambridge University press2010XIV, 446 p.ill.26 cmAstronomiaBNCF523.1CHOUDHURI,Arnab Rai61976ITsalbcISBD990003683910203316523 CHR 12378/DF523BKDFIANNACO1020120904USA011813To measure the sky1140141UNISA