00781nam a2200241Ia 4500 263034 OCoLC 20181116022314.0 031020s2001 sp a b spa d 8428324298 PBR PBR OCL PUXA ev 300.18 S5724t 2001 Sierra Bravo, Restituto. Local 170091 Técnicas de investigación social teoría y ejercicios Restituto Sierra Bravo. 14 ed. rev. Madrid Paraninfo 1998. 714 p. ill. 22 cm. Bibliography: p. 705-714. Research Local 158590 171848 Social sciences Research. Handbooks, manuals, etc. Local 171848 Social sciences Methodology. Local 189518 189518 0 0 ddc 0 300_180000000000000_S5724T_2001 0 evl 189051 10 10 1 2016-05-27 Spanish Book 54.00 371602 2 300.18 S5724t 2001 80000002169988 2019-10-17 00:00:00 2019-09-05 r:263034 6