3 1 10 Oppenheim, Alan V Additional Author Willsky, Alan S Additional Author mixed material 9796880709 Jakarta Erlangga 1997 Sinyal Dan Sistem Jilid 1 Edisi Kedua cover_sinyal_sistem_jilid_1.jpg Oppenheim, Alan V Additional Author Willsky, Alan S Additional Author mixed material 9796880709 Jakarta Erlangga 2001 Sinyal & Sistem Jilid 2 Edisi Kedua WhatsApp_Image_2022-09-15_at_5.29.34_PM.jpeg.jpeg Alan V Oppenheim , Alan S Willsky , S Hamid Nawab Additional Author Oppenheim, Alan V Additional Author Willsky, Alan S Additional Author mixed material 9796880687 Jakarta Erlangga 1997 cover_sinyal_sistem_jilid_1_edisi_kedua.jpg