Al Dubai, S. A. R. (2009). Psychological morbidity, sources of job stress, job satisfaction and burnout among doctors in sana'a city, Yamen. Universiti Kebangsaan Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al Dubai, Sami Abdo Radman. Psychological Morbidity, Sources of Job Stress, Job Satisfaction and Burnout Among Doctors in Sana'a City, Yamen. Kuala Lumpur: Universiti Kebangsaan Malaysia, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al Dubai, Sami Abdo Radman. Psychological Morbidity, Sources of Job Stress, Job Satisfaction and Burnout Among Doctors in Sana'a City, Yamen. Universiti Kebangsaan Malaysia, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.