APA

Tripathi (G) ;Pandey (G C), . (2001). Current Topics In Environemtal Science. : .

Chicago

Tripathi (G) ;Pandey (G C), . 2001. Current Topics In Environemtal Science. : .

Harvard

Tripathi (G) ;Pandey (G C), . (2001). Current Topics In Environemtal Science. : .

MLA

Tripathi (G) ;Pandey (G C), . Current Topics In Environemtal Science. : . 2001.