APA

Papini G., Murname L., . (1948). The letters of pope Celestine VI to all mankind. New York: E.P.Dutton.

Chicago

Papini Giovanni, Murname Loretta, . 1948. The letters of pope Celestine VI to all mankind. New York: E.P.Dutton.

Harvard

Papini G., Murname L., . (1948). The letters of pope Celestine VI to all mankind. New York: E.P.Dutton.

MLA

Papini Giovanni, Murname Loretta, . The letters of pope Celestine VI to all mankind. New York: E.P.Dutton. 1948.