na INLIS000000000040074 20200227014803 200227||||||||| | ||| |||| ||ind|| 9798581104 010-0220040074 ind 155.28 155.28 SAI r Drs. Saifudiin Azwar, MA. Reliabilitas dan validitas Edisi 3, Printing 6 Yogyakarta Pustaka Pelajar 2006 xvii, 186 hal. ; 21 cm. PSIKOMETRI