na INLIS000000000009495 20150925123213 ind 979-3535-03-2 010-091500000009495 ind 546 546 Ris e Riskiono Slamet Ensiklopedia IPTEK 3 Jakarta PT. Lentera Abadi 2007 288 hlm,; 29cm KIMIA ANORGANIK 16063/12 16062/12