4 1 10 Gerhard G. Mueller Additional Author Frederick D. S Choi Primary Author mixed material 9798190440 Jakarta Salemba Empat 1999 images_%2816%29.jpg.jpg Gerhard G. Mueller Additional Author Frederick D. S Choi Primary Author mixed material 9798190440 Jakarta Salemba Empat 1997 createthumb_%2813%29.jpg.jpg Frederick D.S. Choi Primary Author Gerhard G. Mueller Primary Author mixed material 9798190459 Jakarta Salemba Empat 1997 buku2.jpg.jpg Frederick D.S. Choi Additional Author Gerhard G. Mueller Additional Author mixed material 9798190459 Jakarta Salemba Empat 1997 Akuninter.JPG.JPG