Friedrich, P. The culture in poetry and the poetry in culture: Paul Friedrich. Culture/Contexture : explorations in anthropology and literary studies.(1996).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Friedrich, Paul. "The Culture in Poetry and the Poetry in Culture: Paul Friedrich." Culture/Contexture : Explorations in Anthropology and Literary Studies.(1996) .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Friedrich, Paul. "The Culture in Poetry and the Poetry in Culture: Paul Friedrich." Culture/Contexture : Explorations in Anthropology and Literary Studies.(1996), .
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.