توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Farrell, N. (2010). Nicaragua before now: Factory work, farming, and fishing in a low-wage global economy. University of New Mexico Press.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Farrell, Nell. Nicaragua Before Now: Factory Work, Farming, and Fishing in a Low-wage Global Economy. Albuquerque: University of New Mexico Press, 2010.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Farrell, Nell. Nicaragua Before Now: Factory Work, Farming, and Fishing in a Low-wage Global Economy. University of New Mexico Press, 2010.