APA (7th ed.) Citation

Billy-Christian, F. d., & Raulin, H. (1986). Ile-de-France, Orléanais. Berger-Levrault.

Chicago Style (17th ed.) Citation

Billy-Christian, Francine de, and Henri Raulin. Ile-de-France, Orléanais. Paris: Berger-Levrault, 1986.

MLA (9th ed.) Citation

Billy-Christian, Francine de, and Henri Raulin. Ile-de-France, Orléanais. Berger-Levrault, 1986.