div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Tecnicas de recoleccion de datos esquema src=https:reader036vdocumentocomreader036viewer2022082513557ba58fd8b42ac9248b543ahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpTECNICAS DE RECOLECCION DE DATOSpdiv