Working Meeting of Seal Specialists on Treatened and Depleted Seals of the world. (1973). Seals. IUCN.
Cita Chicago Style (17a ed.)Working Meeting of Seal Specialists on Treatened and Depleted Seals of the world. Seals. Morges: IUCN, 1973.
Cita MLA (9a ed.)Working Meeting of Seal Specialists on Treatened and Depleted Seals of the world. Seals. IUCN, 1973.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.