Zúñiga Ugalde F. Essential of Soil Science: Soil Formation, Functions, Use and Classification (World Reference Base, WRB). 2018. Borntraeger Science Publishers, Stuttgart, Germany. 171 p. (101 figuras, 22 tablas). Agro sur [Internet]. 2019 Apr. 30 [cited 2024 Jul. 18];47(1):3-4. Available from: http://revistas.uach.cl/index.php/agrosur/article/view/5934