University of the Philippines. Institute for Small-Scale Industries. (1967). Institute for Small-Scale Industries: Training courses, seminars, consultancy, research. Hernandez & Valenzuela.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University of the Philippines. Institute for Small-Scale Industries. Institute for Small-Scale Industries: Training Courses, Seminars, Consultancy, Research. [Quezon City: Hernandez & Valenzuela, 1967.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)University of the Philippines. Institute for Small-Scale Industries. Institute for Small-Scale Industries: Training Courses, Seminars, Consultancy, Research. Hernandez & Valenzuela, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.