Mercier, D. (1916). An appeal to truth: A letter addressed by Cardinal Mercier, archbishop of Malines, and the bishops of Belgium, to the cardinals, archbishops and bishops of Germany, Bavaria, and Austria-Hungary. [London] ; [New York, etc.]: [Hodder & Stoughton].

Mercier, Désiré. An Appeal to Truth: A Letter Addressed By Cardinal Mercier, Archbishop of Malines, and the Bishops of Belgium, to the Cardinals, Archbishops and Bishops of Germany, Bavaria, and Austria-Hungary. [London] ; [New York, etc.]: [Hodder & Stoughton], 1916.

Mercier, Désiré. An Appeal to Truth: A Letter Addressed By Cardinal Mercier, Archbishop of Malines, and the Bishops of Belgium, to the Cardinals, Archbishops and Bishops of Germany, Bavaria, and Austria-Hungary. [London] ; [New York, etc.]: [Hodder & Stoughton], 1916.