Citazione APA

Catholic Church. Pope (1958-1963 : John XXIII) & John XXIII, P. (1962). Mother and teacher. Helicon Press.

Stile di citazione Chicago

Catholic Church. Pope (1958-1963 : John XXIII) e Pope John XXIII. Mother and Teacher. [S.l.: Helicon Press, 1962.

Citazione MLA

Catholic Church. Pope (1958-1963 : John XXIII) e Pope John XXIII. Mother and Teacher. Helicon Press, 1962.