The biography of His Holiness Pope Pius XI

MLA

Townsend, Walter, and L Townsend. The Biography of His Holiness Pope Pius Xi. London: A. E. Marriott, 1930.

APA

Townsend, W., & Townsend, L. (1930). The biography of His Holiness Pope Pius XI. London: A. E. Marriott.

Chicago

Townsend, Walter, and L Townsend. The Biography of His Holiness Pope Pius XI. London: A. E. Marriott, 1930.