APA (7th ed.) Citation

Barth, K., & Jeanneret, L. (1970). Derniers témoignages. Labor et Fides.

Chicago Style (17th ed.) Citation

Barth, Karl, and Lore Jeanneret. Derniers Témoignages. Genève: Labor et Fides, 1970.

MLA (9th ed.) Citation

Barth, Karl, and Lore Jeanneret. Derniers Témoignages. Labor et Fides, 1970.