Gatchalian, J. C., & Aganon, M. E. (1975). The San Pablo experiment: Educational strategies in family planning for rural workers. Research Section, Asian Labor Education Center, Universitry of the Philippines System.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gatchalian, Jose C., و Marie E. Aganon. The San Pablo Experiment: Educational Strategies in Family Planning for Rural Workers. Quezon City: Research Section, Asian Labor Education Center, Universitry of the Philippines System, 1975.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Gatchalian, Jose C., و Marie E. Aganon. The San Pablo Experiment: Educational Strategies in Family Planning for Rural Workers. Research Section, Asian Labor Education Center, Universitry of the Philippines System, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.