توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Tan, E. S., & Phil. Institute for Development Studies. (1994). Trade policy reforms in the 1990's: Effects of E.O. 470 and Import Liberalization Program. Philippine Institute for Development Studies.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Tan, Elizabeth S., و Phil. Institute for Development Studies. Trade Policy Reforms in the 1990's: Effects of E.O. 470 and Import Liberalization Program. Manila: Philippine Institute for Development Studies, 1994.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Tan, Elizabeth S., و Phil. Institute for Development Studies. Trade Policy Reforms in the 1990's: Effects of E.O. 470 and Import Liberalization Program. Philippine Institute for Development Studies, 1994.