Cita APA (7th ed.)

Harsin, P. (1949). Comment on ecrit l'histoire (5a. ed.). Georges Thone.

Cita Chicago (17th ed.)

Harsin, Paul. Comment on Ecrit L'histoire. 5a. ed. Lieja: Georges Thone, 1949.

Cita MLA (9th ed.)

Harsin, Paul. Comment on Ecrit L'histoire. 5a. ed. Georges Thone, 1949.