12 1 20 J.L. Anderton Additional Author D.Thomson Additional Author mixed material 979492041x Soedarto Primary Author mixed material 9794481629 Murtiastutik, Dwi Primary Author mixed material 9789791330107 Pindborg, J. J. Primary Author mixed material Juni Prianto L. A Additional Author Tjahaya P.U Additional Author Darwanto Additional Author mixed material 979605146X Mathias Freund Primary Author Fritz Heckner Primary Author mixed material 9794484733 Heckner, Fritz Additional Author Freund, Mathias Primary Author mixed material 9789790441743 R.Heru Prasetyo Additional Author mixed material 9793557192 Rahmad, Ayda Primary Author Purnomo Additional Author mixed material 9789790441682 Dedy Arfanda Primary Author mixed material Arianda, Dedy Primary Author mixed material Arianda, Dedy Additional Author mixed material