(1983). Philippine Science and Technology abstracts. Scientific Clearinghouse and Documentation Services Division, Science Promotion Institute, National Science and Technology Authority.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine Science and Technology Abstracts. Manilla, Philippines: Scientific Clearinghouse and Documentation Services Division, Science Promotion Institute, National Science and Technology Authority, 1983.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine Science and Technology Abstracts. Scientific Clearinghouse and Documentation Services Division, Science Promotion Institute, National Science and Technology Authority, 1983.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.