TY  - GEN
AU  - Malthus, Thomas Robert
TI  - An essay on the principle of population: : text sources and background criticism 
SN  - 039309202X
U1  - 301.32 ESS 
PY  - 1976///
CY  - New York : 
PB  - W W Norton.
KW  - Population
KW  - Criticism
N1  - Includes bibliographical references and index
ER  -