APA

Keenan J. F., . (2010). A history of Catholic moral theology in the twentieth century. London: Continuum.

Chicago

Keenan James F, . 2010. A history of Catholic moral theology in the twentieth century. London: Continuum.

Harvard

Keenan J. F., . (2010). A history of Catholic moral theology in the twentieth century. London: Continuum.

MLA

Keenan James F, . A history of Catholic moral theology in the twentieth century. London: Continuum. 2010.