Cita APA (7a ed.)

Catholic Church. Pope. (1963). Seven great encyclicals: Labor, education, marriage, reconstructing the social order, atheistic communism, world social problems, [and] world peace. Paulist Press.

Cita Chicago Style (17a ed.)

Catholic Church. Pope. Seven Great Encyclicals: Labor, Education, Marriage, Reconstructing the Social Order, Atheistic Communism, World Social Problems, [and] World Peace. Glen Rock, N. J.: Paulist Press, 1963.

Cita MLA (8a ed.)

Catholic Church. Pope. Seven Great Encyclicals: Labor, Education, Marriage, Reconstructing the Social Order, Atheistic Communism, World Social Problems, [and] World Peace. Paulist Press, 1963.