"0, . "
"sustainability and environmental networking:with emphasis on: environmental education,biodiversity & poverty alleviation/ " - 1 ed. - nairobi : east africa environmental 1997. - "viii, 184p.; 25 cm."
environmental education
GE90 / .E27 1997
"sustainability and environmental networking:with emphasis on: environmental education,biodiversity & poverty alleviation/ " - 1 ed. - nairobi : east africa environmental 1997. - "viii, 184p.; 25 cm."
environmental education
GE90 / .E27 1997