APA

Nithya (K), Ibrahim (S), . (2004). Subscriber Management. : .

Chicago

Nithya (K), Ibrahim (S), . 2004. Subscriber Management. : .

Harvard

Nithya (K), Ibrahim (S), . (2004). Subscriber Management. : .

MLA

Nithya (K), Ibrahim (S), . Subscriber Management. : . 2004.