na INLIS000000000002307 20210611094145 0010-0621000642 ta 210611 d 1 ind 979-3846-32-1 R 503 R 503 FIR e Firth Rachel Ensiklopedia Pertama Terhubung Internet Sains / Rachel Firth 2 Jakarta : Gading Inti Prima, 2010 64 hlm : ilus. ; 30 cm Ensiklopedia sains 1807 1806