Yong, J. S. C. (1986). The Relationship between teacher perception of principal leadership behaviour and teacher job stress.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yong, Jenny Sow Chun. The Relationship Between Teacher Perception of Principal Leadership Behaviour and Teacher Job Stress. 1986.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Yong, Jenny Sow Chun. The Relationship Between Teacher Perception of Principal Leadership Behaviour and Teacher Job Stress. 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.