APA

"Beena Sivasankar D. A. (. M. M. (. S., Sivan Arul Selam, . (2001). Purchase Requisition System. : .

Chicago

"Beena Sivasankar Divya Anand (A) Manjula Menon (N S)", Sivan Arul Selam, . 2001. Purchase Requisition System. : .

Harvard

"Beena Sivasankar D. A. (. M. M. (. S., Sivan Arul Selam, . (2001). Purchase Requisition System. : .

MLA

"Beena Sivasankar Divya Anand (A) Manjula Menon (N S)", Sivan Arul Selam, . Purchase Requisition System. : . 2001.