توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Katigbak, S. K. V., & Azanza, M. P. V. (2020). Quality characterization of dirtied and checked eggs produced from Philippine egg-laying farms. College of Home Economics, University of the Philippines Diliman.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Katigbak, Samantha Kathryna V., و Maria Patricia V. Azanza. Quality Characterization of Dirtied and Checked Eggs Produced from Philippine Egg-laying Farms. Quezon City: College of Home Economics, University of the Philippines Diliman, 2020.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Katigbak, Samantha Kathryna V., و Maria Patricia V. Azanza. Quality Characterization of Dirtied and Checked Eggs Produced from Philippine Egg-laying Farms. College of Home Economics, University of the Philippines Diliman, 2020.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.