TY  - BOOK
AU  - Ndunguru, Philibert C.
TI  - Non-parametric statistics: inference methods for qualitative research
SN  - 9987617824
U1  - 519.54 NDU 
PY  - 2009///
CY  - Morogoro
PB  - Mzumbe University
KW  - Statistics
N1  - Includes index
ER  -