Kurniati, Meri, AND Subagio, Hari. " PENGARUH KEPEMIMPINAN, MOTIVASI KERJA, DISIPLIN KERJA, DAN LINGKUNGAN KERJA TERHADAP KINERJA GURU DI SMK YAPIA TANGERANG SELATAN" Financial Marketing Operational Human Resources [Online], Volume 2 Number 01 (1 February 2019)