Pedreira, A.J. and Carneiro, M.H. da S. 2019. How the textbook is inserted in the pedagogical practice of Biology high school teachers in Sobradinho, Distrito Federal, Brazil. IARTEM e-journal. 10, 1-2 (Aug. 2019), 91–106. DOI:https://doi.org/10.21344/iartem.v10i1-2.717.