APA

Elangovan (R) ;Saseetharan (M K), . (1998). Unit Operations In Environmental Engineering. : .

Chicago

Elangovan (R) ;Saseetharan (M K), . 1998. Unit Operations In Environmental Engineering. : .

Harvard

Elangovan (R) ;Saseetharan (M K), . (1998). Unit Operations In Environmental Engineering. : .

MLA

Elangovan (R) ;Saseetharan (M K), . Unit Operations In Environmental Engineering. : . 1998.