TY  - BOOK
AU  - Blumberg, Arthur.
TI  - The Effective Principal : Perspectives On School
SN  - 020508740X
U1  - 371.2012 BLU 1986 C.1 
PY  - 1986///
PB  - Allyn And Bacon
N1  - KOPERASI KEDAI BUKU UNIVERSITI MALAYA
ER  -