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Cambridge University Press,32 Encyclopedia Britannica23 Cambridge University Press22 Mc Graw Hill19 Mc Graw Hill,17 McGraw Hill,16 Sinar Grafika,16 Raja Grafindo Persada,15 Mandar Maju,14 Cambriedge University Press,13 Abdi Tandur12 Gale Thomson11 Oxford University Press,11 Kompas,10 Britannica10 -9 McGraw Hill8 Ichtiar Baru van Hoeve,8 Pt. Raja Grafindo Persada,8 Yayasan Obor Indonesia,7