Lawan To-Charoen Sukkri. (1986). The undergraduate preparatory programs in helath education in selected universities in Thailand. Indiana University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lawan To-Charoen Sukkri. The Undergraduate Preparatory Programs in Helath Education in Selected Universities in Thailand. Bloomington: Indiana University, 1986.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lawan To-Charoen Sukkri. The Undergraduate Preparatory Programs in Helath Education in Selected Universities in Thailand. Indiana University, 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.