Small Enterprises Research and Development Foundatrion, Inc. (Philippines), Alfonso, O. M., Co, M. R., & Recio, G. S. (2004). Couples in business. Institute for Small Scale Industries, University of the Philippines.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Small Enterprises Research and Development Foundatrion, Inc. (Philippines), Oscar M. Alfonso, Myrna R. Co, و Gloria S. Recio. Couples in Business. Quezon City, Philippines: Institute for Small Scale Industries, University of the Philippines, 2004.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Small Enterprises Research and Development Foundatrion, Inc. (Philippines), et al. Couples in Business. Institute for Small Scale Industries, University of the Philippines, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.