एपीए उद्धरण

Verma, R., Khanna, P., & Chawla, S. (2014). Recommended vaccines for international travelers to India. Hum Vaccin Immunother.

शिकागो स्टाइल उद्धरण

Verma, Ramesh, Pardeep Khanna, और Suraj Chawla. "Recommended Vaccines for International Travelers to India." Hum Vaccin Immunother 2014.

एमएलए उद्धरण

Verma, Ramesh, Pardeep Khanna, और Suraj Chawla. "Recommended Vaccines for International Travelers to India." Hum Vaccin Immunother 2014.