TY  - BOOK
AU  - Heller,Agnes
TI  - A theory of history 
SN  - 0710090102 
AV  - D13.H4145 
PY  - 1982///
CY  - Boston
PB  -  : Routledge & Kegan Paul
KW  - Historiography
KW  - History--Philosophy
N1  - Includes bibliographical references
ER  -