6 1 10 Frank Ayres Primary Author mixed material WhatsApp_Image_2020-09-02_at_13.39.51_%282%29.jpeg.jpeg ST. Negoro Primary Author B. Harahap Primary Author mixed material 9794501336 Jakarta Ghalia Indonesia 1998 WhatsApp_Image_2020-09-01_at_14.55.12.jpeg.jpeg Ernst Glaser Primary Author mixed material Yogyakata 1987 WhatsApp_Image_2019-10-14_at_10.40.20_%281%29.jpeg.jpeg Edwin j. purcell Primary Author Dale Varberg Primary Author mixed material 24000655 Bandung Departemen Matematika ITB 1999 Pudjiastuti Primary Author mixed material 9789797561536 Jogjakarta Graha Ilmu 2006 Tim penulis matematika Primary Author mixed material Solo Tiga serangkai 1994