Royal Society (Great Britain) & British National Committee for the IGCP. (1978). United Kingdom contribution to the International Geological Correlation Programme. Royal Society.
Citação do estilo Chicago (17ª ed.)Royal Society (Great Britain) e British National Committee for the IGCP. United Kingdom Contribution to the International Geological Correlation Programme. London: Royal Society, 1978.
Citação MLA (8ª ed.)Royal Society (Great Britain) e British National Committee for the IGCP. United Kingdom Contribution to the International Geological Correlation Programme. Royal Society, 1978.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.