00873nam a22002777a 4500 CHAP 20220329134339.0 971013s1978 r 00010 d 19113 20085 24173 CHAP 307.2 A55 Allen, T. Harrell. 4411 New methods in social science research; policy sciences and futures research New York : Praeger, 1978 157 p. : ilus BATCH-UPD 10 20130110 UCH01 2024 BATCH-UPD 10 20130410 UCH01 1341 BATCH-UPD 10 20130914 UCH01 0938 CONVERSION 10 20130109 UCH01 1312 Ciencias sociales Investigación. 23226 BK LIBRO 307.2 A55 BC LIBRO 33724000289401 LIBRO 55243 24173 i 864.00 19113 19113 0 0 ddc 0 2 0 GRAL BC BC PA_GRAL 2019-12-31 LIBRO 0 307.2 A55 33724000289401 2019-12-31 00:00:00 2019-12-31 LIBRO