Porterfield, A. (1997). Mary Lyon and the Mount Holyoke missionaries. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Porterfield, Amanda. Mary Lyon and the Mount Holyoke Missionaries. New York: Oxford University Press, 1997.
Lua MLA (9ú heag.)Porterfield, Amanda. Mary Lyon and the Mount Holyoke Missionaries. Oxford University Press, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.