Gaya APA

E, D, A, V, I, D, T, ., B, Y, R, N. (2018). RONALD REAGAN: An Intellectual Biography . United State of America: University of Nebraska Press.

Gaya MLA

E, D, A, V, I, D, T, ., B, Y, R, N. "RONALD REAGAN: An Intellectual Biography". United State of America: University of Nebraska Press, 2018. Text.