TY  - BOOK
AU  - Kandregula, B.B.Rao.
AU  - Rao, B. B. .
TI  - Elementary education.
SN  - 978-81-313-0427-3
U1  - 372.01 KAN 
PY  - 2011///
CY  - New Delhi
PB  - APH
N1  - Includes bibliographical references and index
ER  -