Citazione APA

George Gilmary Higgins. The Catholic University of America, The American Catholic History Research Center and University Archives.

Stile di citazione Chicago

George Gilmary Higgins. The Catholic University of America, The American Catholic History Research Center and University Archives.

Citazione MLA

George Gilmary Higgins. The Catholic University of America, The American Catholic History Research Center and University Archives.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.