teoría y ejercicios Sierra Bravo, Restituto. creator text bibliography sp Madrid Paraninfo 1998 2001 14 ed. rev. monographic spa

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714 p. ill. 22 cm. Restituto Sierra Bravo. Bibliography: p. 705-714. Research Social sciences Research Handbooks, manuals, etc Social sciences Methodology 8428324298 PBR 031020 20181116022314.0 263034