TY - BOOK AU - Arruda A I ed. ED - Latin American Symposium on Mathematical Logic( 3rd : 1976 : Campinas,Brazil ) ED - Latin American Symposium on Mathematical Logic 3rd TI - Non-classical logics,model theory,and computability : proceedings SN - 0-7204-0752-4 U1 - 511.3 PY - 1977/// CY - Amsterdam PB - North-Holland KW - Mathematical logic KW - Model theory ER -