TY  - GEN
AU  - Langiulli, Nino 
TI  - Possibility necessity and existence: abbagnano and his predecessors
SN  - 9781439904084
U1  - 110 
PY  - 1992///
PB  - Temple University Press
UR  - https://www.jstor.org/stable/j.ctt14bt744
ER  -