Newell, Norman Geology of the Lake Titicaca Region, Perú and Bolivia. - Baltimore : Geol.Soc.of America, 1949. - 111 p. : il. ; 25 cm Subjects--Topical Terms: GeologíaGeología regional Subjects--Geographic Terms: BoliviaLago TiticacaPerú Index Terms--Genre/Form: Libro Universal Decimal Class. No.: 551(84/85)