TY  - BOOK
AU  - Krishna Sastri,M
TI  - Principles of economics: a supplement for the students of Osmania university B. Com. degree examinations 
U1  - 330 
PY  - 1971///
CY  - Allahabad
PB  - Kitab Mahal
KW  - Economics
KW  - Production functions (Economic theory)
N1  - Includes bibliographical references and index
ER  -