एपीए उद्धरण

Duggappa, D. R., Rao, G. V., & Kannan, S. (2015). Anaesthesia for patient with chronic obstructive pulmonary disease. Indian J Anaesth.

शिकागो स्टाइल उद्धरण

Duggappa, Devika Rani, G Venkateswara Rao, और Sudheesh Kannan. "Anaesthesia for Patient With Chronic Obstructive Pulmonary Disease." Indian J Anaesth 2015.

एमएलए उद्धरण

Duggappa, Devika Rani, G Venkateswara Rao, और Sudheesh Kannan. "Anaesthesia for Patient With Chronic Obstructive Pulmonary Disease." Indian J Anaesth 2015.