Cita APA (7a ed.)

Ryan, J. H. (1922). A catechism of Catholic education. Washington, D.C..

Cita Chicago Style (17a ed.)

Ryan, James H. A Catechism of Catholic Education. Washington, D.C., 1922.

Cita MLA (8a ed.)

Ryan, James H. A Catechism of Catholic Education. Washington, D.C., 1922.