Não informado. (1972). Bulletin of the Section of Logic. Polish Academy of Sciences, Institute of Philosophy and Sociology.
Chicagoスタイル(17版)引用形式Não informado. Bulletin of the Section of Logic. Warszawa: Polish Academy of Sciences, Institute of Philosophy and Sociology, 1972.
MLA(8版)引用形式Não informado. Bulletin of the Section of Logic. Polish Academy of Sciences, Institute of Philosophy and Sociology, 1972.
警告: この引用は必ずしも正確ではありません.