Basa, E. Y. (1976). A comparative study of high school science teachers' performance in the test on understanding science (TOUS) based on some selected variables.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Basa, Erlinda Yolo. A Comparative Study of High School Science Teachers' Performance in the Test on Understanding Science (TOUS) Based on Some Selected Variables. 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Basa, Erlinda Yolo. A Comparative Study of High School Science Teachers' Performance in the Test on Understanding Science (TOUS) Based on Some Selected Variables. 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.