Ravanel, L., Mourey, J., Tamian, L., Ibanez, S., Hantz, D., Lacroix, P., & Duvillard, P. Climbing Mont Blanc (4808 m a.s.l.): What Are the Risks in the Grand Couloir Du Goûter and On the North Face of Mont Blanc Du Tacul? Institut de Géographie Alpine.
Chicago Style (17th ed.) CitationRavanel, Ludovic, Jacques Mourey, Lorig Tamian, Sébastien Ibanez, Didier Hantz, Pascal Lacroix, and Pierre-Allain Duvillard. Climbing Mont Blanc (4808 m A.s.l.): What Are the Risks in the Grand Couloir Du Goûter and On the North Face of Mont Blanc Du Tacul? Institut de Géographie Alpine.
MLA (9th ed.) CitationRavanel, Ludovic, et al. Climbing Mont Blanc (4808 m A.s.l.): What Are the Risks in the Grand Couloir Du Goûter and On the North Face of Mont Blanc Du Tacul? Institut de Géographie Alpine.