TY  - BOOK
AU  - Esu A.E.O
AU  - Umoh S.J., Obi F.B.
TI  - Pedagogy of environmental education: (Module 6) 
SN  - 9780181635
AV  - GE70.E8 1999 
PY  - 1994///
CY  - Ibadan
PB  - Macmillian Nigeria Publishers Limited
ER  -