TY  - BOOK
AU  - Lucas, Maria Rita D.
TI  - Field study 1 : : the learner's development and environment 
SN  - 9716857160
AV  - LB 115 .L933 2010
PY  - 2010///
CY  - Quezon City
PB  - Lorimar Pub
N1  - EDU
ER  -