Cambridge University Press,32 Encyclopedia Britannica23 Cambridge University Press22 Mc Graw Hill19 Mc Graw Hill,17 Sinar Grafika,16 McGraw Hill,16 Raja Grafindo Persada,16 Mandar Maju,14 Cambriedge University Press,13 Oxford University Press,12 Abdi Tandur12 Kompas,11 Gale Thomson10 Britannica10 -9 Ichtiar Baru van Hoeve,8 McGraw Hill8 Pt. Raja Grafindo Persada,8 Yayasan Obor Indonesia,7