Cita APA (7a ed.)
National Council of Teachers of Mathematics. (1972). Conjuntos. Trillas.
Cita estilo Chicago (17a ed.)
National Council of Teachers of Mathematics. Conjuntos. México: Trillas, 1972.
Cita MLA (9a ed.)
National Council of Teachers of Mathematics. Conjuntos. Trillas, 1972.
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