na INLIS000000000014732 20231202143156 231202||||||||| | ||| |||| || | 979-8120-701 010-1223014732 id 523.12 523.12 SIS k Siswanto, Joko Kosmologi Einstein Tiara Wacana Yogya 1996 xiv, 99 hlm. ; 21 cm. R19.22 - R19-0445 Alam Semesta