APA

Pío XII P., Pollock R. C., . (1955). The mind of Pius XII. London: The Fireside Press.

Chicago

Pío XII Papa, Pollock Robert C, . 1955. The mind of Pius XII. London: The Fireside Press.

Harvard

Pío XII P., Pollock R. C., . (1955). The mind of Pius XII. London: The Fireside Press.

MLA

Pío XII Papa, Pollock Robert C, . The mind of Pius XII. London: The Fireside Press. 1955.