APA
Madeem Nabi Malik/281, Mudsar Amin Shah/255 & Oummer Jahangir/285. (2002). Interactive Voice Response System. Jammu: .
Chicago
Madeem Nabi Malik/281, Mudsar Amin Shah/255 and Oummer Jahangir/285. 2002. Interactive Voice Response System. Jammu: .
Harvard
Madeem Nabi Malik/281, Mudsar Amin Shah/255 and Oummer Jahangir/285. (2002). Interactive Voice Response System. Jammu: .
MLA
Madeem Nabi Malik/281, Mudsar Amin Shah/255 and Oummer Jahangir/285. Interactive Voice Response System. Jammu: . 2002.