Armistead, W. (1979). Relationship between personality and motivational factors and academic achievement of Wagner High School students [microform]. Photoduplication Service. University of the Philippines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Armistead, William. Relationship Between Personality and Motivational Factors and Academic Achievement of Wagner High School Students [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1979.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Armistead, William. Relationship Between Personality and Motivational Factors and Academic Achievement of Wagner High School Students [microform]. Photoduplication Service. University of the Philippines Library, 1979.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.