na INLIS000000000013668 20200219141700 200219||||||||| | ||| |||| ||ind|| 978-602-8982-12-2 010-0220013668 ind 737.6 737.6 VAL p valentino barus prestasi gemilang Anak Bangsa seri olimpiade kimia, biologi, dan sains junior Edisi cet.1 jakarta lestari kiranatama 2010 iv, 62 hlm. ilus - hlm.61 prestasi gemilang anak