TY  - BOOK
AU  - Muhammad Ilyas Mohammad Ilyas.
ED  - International Conference Ozone and Atmospheric Change
ED  - Universiti Sains Malaysia.
ED  - United Nations Environment Programme.
TI  - Conference report and recommendations: International .... Pulau Pinang 
SN  - 9839700030
PY  - 1990///
CY  - Pulau Pinang
PB  - Universiti Sains Malaysia
KW  - Ozone depletion
KW  - Congresses
ER  -