Richards, L. (1935). The Christian's contribution to peace: A constructive approach to international relationships. Student Christian Movement Press.
Citazione stile Chigago Style (17a edizione)Richards, Leyton. The Christian's Contribution to Peace: A Constructive Approach to International Relationships. London: Student Christian Movement Press, 1935.
Citatione MLA (8a ed.)Richards, Leyton. The Christian's Contribution to Peace: A Constructive Approach to International Relationships. Student Christian Movement Press, 1935.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.