Cita APA

International Union for Conservation of Nature and Natural Resources, E. E. P. (1991). Lake Baikal: On the brink? s.l.: IUCN.

Citación estilo Chicago

International Union for Conservation of Nature and Natural Resources, East European Programme. Lake Baikal: On the Brink? s.l.: IUCN, 1991.

Cita MLA

International Union for Conservation of Nature and Natural Resources, East European Programme. Lake Baikal: On the Brink? s.l.: IUCN, 1991.