div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Los conceptos de la observación longitudinal y biográfica en demografía src=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Los conceptos de la observación longitudinal y biográfica en demografía src=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: Los conceptos de la observación longitudinal y biográfica en demografía src=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: Los conceptos de la observación longitudinal y biográfica en demografía src=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 5button div class=trans-image a href=https:reader037fdokumencomreader037viewer2023011615630bbefa48b1375a9e0fde0bhtml5page5jpg target=_blank amp-img class=trans-thumb alt=Page 5: Los conceptos de la observación...