Fitzgerald, S., & Johnson, H. (2011). Elly Peterson: "mother" of the moderates. University of Michigan Press.

Fitzgerald, Sara, and Haynes Johnson. Elly Peterson: "Mother" of the Moderates. Ann Arbor: University of Michigan Press, 2011.

Fitzgerald, Sara, and Haynes Johnson. Elly Peterson: "Mother" of the Moderates. University of Michigan Press, 2011.