Zampieri, G. E., & Baragiola,R. A. (1982). . North-Holland Publishing Company.
Cita Chicago Style (17a ed.)Zampieri, G. E., y Baragiola,R. A. . North-Holland Publishing Company, 1982.
Cita MLA (8a ed.)Zampieri, G. E., y Baragiola,R. A. . North-Holland Publishing Company, 1982.
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