na INLIS000000000061238 20220930082028 0010-0922000060 ta 220930 0 ind 978-979-29-4280-4 302.224 2 302.224 2 WID p Widayanto Bintang Powerful Public Speaking / Widayanto Bintang Ed 1 Yogyakarta : Andi, 2014 182 halaman : ilustrasi ; 21 cm Komunikasi Lisan 5202202273