na INLIS000000000007838 20150706154650 170126||||||||| | ||| |||| || || 9786022291138 0010-071500000007838 001.4 001.4 SAI r SAIFUDDIN AZWAR RELIABILITAS DAN VALIDITAS YOGYAKARTA PUSTAKA PELAJAR 2013 181 hlm. ilus. 21 cm. Bibliografi : hlm.171 METODE PENELITIAN