TY - JFULL ID - 134578472 TI - Natural resources. PY - 2011 PB - Aquidabã, Sergipe : Escola Superior de Sustentabilidade DB - UniCat KW - Conservation of natural resources KW - Natural resources KW - United States. UR - https://www.unicat.be/uniCat?func=search&query=sysid:134578472 AB - ER -