توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Gopez, E. C. (1972). Investment management: Notes and cases. U.P. Business Research Foundation, in cooperation with the College of Business Administration, University of the Philippines.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Gopez, Eduardo C. Investment Management: Notes and Cases. Quezon City: U.P. Business Research Foundation, in cooperation with the College of Business Administration, University of the Philippines, 1972.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Gopez, Eduardo C. Investment Management: Notes and Cases. U.P. Business Research Foundation, in cooperation with the College of Business Administration, University of the Philippines, 1972.