Cita APA (7a ed.)

Gorgen, C. P. (1963). Catholic conscientious objectors. s.n..

Cita Chicago Style (17a ed.)

Gorgen, Carol Perry. Catholic Conscientious Objectors. [United States: s.n., 1963.

Cita MLA (8a ed.)

Gorgen, Carol Perry. Catholic Conscientious Objectors. s.n., 1963.