na NUTBA000000000003139 20140724103647.0 978-602-8285-40-7 0010-071400000000327 NBPDMAT 372.7 372.7 Sya o Syahrial A Olimpiade sains Sd 11 / Syahrial A , Odo Hadinata Jakarta : Azka Press, 2008 iv, 79 hlm. : ilus. ; 25 cm. Bibliografi : hlm. 78 Sains - SD Odo Hadinata NBPDMAT 21406497