توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Philippines & Pinpin, F. (1977). Social security and medicare: Rep. Act. No. 1161 as amended by P.D. nos. 24, 65, 177, 347 and 735, Rep. act no. 6111, as amended by P.D. nos. 273, 408 and 1013 (4th ed.). Cacho Hermanos.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Philippines و F.D Pinpin. Social Security and Medicare: Rep. Act. No. 1161 as Amended by P.D. Nos. 24, 65, 177, 347 and 735, Rep. Act No. 6111, as Amended by P.D. Nos. 273, 408 and 1013. 4th ed. Mandaluyong, Metro Manila: Cacho Hermanos, 1977.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Philippines و F.D Pinpin. Social Security and Medicare: Rep. Act. No. 1161 as Amended by P.D. Nos. 24, 65, 177, 347 and 735, Rep. Act No. 6111, as Amended by P.D. Nos. 273, 408 and 1013. 4th ed. Cacho Hermanos, 1977.