Introduction to periodic table: unit II/
Padumadasa, Chayanika
Introduction to periodic table: unit II/ - Nawala : OUSL, 2012. - 74 p. : ill. ;
Foundation certificate programme in science : Chemistry 1 : Level 2
9789552313530
546.8 / PAD
Introduction to periodic table: unit II/ - Nawala : OUSL, 2012. - 74 p. : ill. ;
Foundation certificate programme in science : Chemistry 1 : Level 2
9789552313530
546.8 / PAD
