na INLIS000000000484744 20221231053309 0010-1222001181 ta 221231 g 0 ind 978-979-021-424-8 530 530 DEL s Delik Iskandar, dkk Seri Mengukur Waktu / Delik Iskandar, dkk Semarang : PT Bengawan Ilmu, 2008 28 : ilus. ; 25 cm 2838/DSOK1/VII/22 2839/DSOK1/VII/22 2840/DSOK1/VII/22