div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document-1989-en-wittrock-m-la-investigacion-en-la-ensenanza-l-barcelonahtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: socialesunqeduarsocialesunqeduarwp-contentuploads2015062015-DiplomaCienci · 1989 En Wittrock M La investigación en la enseñanza l Barcelona: Paidós 2 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentscoreader030viewer20220218055bacde5d09d3f2da1b8c0ba3html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document-1989-en-wittrock-m-la-investigacion-en-la-ensenanza-l-barcelonahtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: socialesunqeduarsocialesunqeduarwp-contentuploads2015062015-DiplomaCienci · 1989 En Wittrock M La investigación en la enseñanza l Barcelona: Paidós 2 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentscoreader030viewer20220218055bacde5d09d3f2da1b8c0ba3html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document-1989-en-wittrock-m-la-investigacion-en-la-ensenanza-l-barcelonahtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: socialesunqeduarsocialesunqeduarwp-contentuploads2015062015-DiplomaCienci · 1989 En Wittrock M La investigación en la enseñanza l Barcelona: Paidós 2 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentscoreader030viewer20220218055bacde5d09d3f2da1b8c0ba3html5thumbnails3jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage...