TY  - BOOK
AU  - Rao, T B.
TI  - Research Methodology: Principles & Concepts
SN  - 978-81-8191-319-7
U1  - 001.42 RAO 
PY  - 2010///
CY  - Hyderabad
PB  - Paras Medical
KW  - Community Medicine
ER  -