na INLIS000000000000077 20151126144403.0 a d 131219 2009 jki ind 978-979-1276-80-1 010-121300000000013 [22] 177 177 Luf a Lufti Avianto Ayo belajar komunikasi / Lufti Avianto Jakarta : Mediantara Semesta, 2009 56 hlm. ; 25 cm. ETIKA SOSIAL SUPEDES 0035/PN/2013 0034/PN/2013