TY  - BOOK
AU  -  Massell,Benton F.
TI  -  Some remarks on the theory of effective protection / 
U1  -  AF PSF 338.9676 N36 no.43 
PY  - 1967///
CY  -  Nairobi : 
PB  -  Institute for Development Studies, 
KW  -  Protectionism
N1  -  References : p. 6
ER  -