APA
Michel-Claude G., Christian S. & Bernard J. (2011). Etude des sols. Paris: Dunod.
Chicago
Michel-Claude Girard, Christian Schvarty and Bernard Jabiol. 2011. Etude des sols. Paris: Dunod.
Harvard
Michel-Claude G., Christian S. and Bernard J. (2011). Etude des sols. Paris: Dunod.
MLA
Michel-Claude Girard, Christian Schvarty and Bernard Jabiol. Etude des sols. Paris: Dunod. 2011.