TY  - BOOK
AU  - Marshall,Alfred
TI  - Principles of economics : : an introductory volume / 
U1  - 330 23
PY  - 1920/// [Reprint 1962, 1969]
CY  - New York : 
PB  - Macmillan, 
KW  - Economics
N1  - Bibliographical footnotes
ER  -