Frank, J. (2019). Being a Presence for Students: Teaching as a Lived Defense of Liberal Education. Lever Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Frank, Jeff. Being a Presence for Students: Teaching as a Lived Defense of Liberal Education. [Amherst, Massachusetts]: Lever Press, 2019.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Frank, Jeff. Being a Presence for Students: Teaching as a Lived Defense of Liberal Education. Lever Press, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.