na INLIS000000000000669 20150706145025 170126||||||||| | ||| |||| || || 9789790334755 0010-071500000000669 520 520 ROH e ROHMAT, Haryadi Ensiklopedia Astronomi Galaksi / Editor, Raymond Henry Cetakan : 1 Jakarta Erlangga 2008 54 hlm. ilus. 28 cm. Ensiklopedia Astronomi