Prayitna, S. (2012). Contribution of Principal Leadership, Teacher Professionalism, and School Climate to the School Quality (Case Study Junior High School in Karanganyar Regency).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPrayitna, Sugeng. Contribution of Principal Leadership, Teacher Professionalism, and School Climate to the School Quality (Case Study Junior High School in Karanganyar Regency). 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPrayitna, Sugeng. Contribution of Principal Leadership, Teacher Professionalism, and School Climate to the School Quality (Case Study Junior High School in Karanganyar Regency). 2012.
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