एपीए उद्धरण

Ashton, J. (2005). Cholera and a tale of two cities. BMJ Group.

शिकागो स्टाइल उद्धरण

Ashton, J. Cholera and a Tale of Two Cities. BMJ Group, 2005.

एमएलए उद्धरण

Ashton, J. Cholera and a Tale of Two Cities. BMJ Group, 2005.