Não informado. (1980). Science of science. Polish Academy of Sciences.
Style de citation Chicago (17e éd.)Não informado. Science of Science. Wroclaw, Polonia: Polish Academy of Sciences, 1980.
Style de citation MLA (8e éd.)Não informado. Science of Science. Polish Academy of Sciences, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.