APA (7th ed.) Citation

Elliot, L., & John, R. (1979). I will be called John: : the story of Pope John XXIII (Second impression.). Collins.

Chicago Style (17th ed.) Citation

Elliot, Lawrence, and Roland John. I Will Be Called John: : The Story of Pope John XXIII. Second impression. London and Glasgow: Collins, 1979.

MLA (9th ed.) Citation

Elliot, Lawrence, and Roland John. I Will Be Called John: : The Story of Pope John XXIII. Second impression. Collins, 1979.