توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Valera, J. (1989). Syllabus on research methodology and applied statistics. Regional Training Programme on Food and Nutrition Planning, University of the Philippines at Los Banos.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Valera, Jaime. Syllabus on Research Methodology and Applied Statistics. College, Laguna: Regional Training Programme on Food and Nutrition Planning, University of the Philippines at Los Banos, 1989.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Valera, Jaime. Syllabus on Research Methodology and Applied Statistics. Regional Training Programme on Food and Nutrition Planning, University of the Philippines at Los Banos, 1989.