एपीए उद्धरण

Spence, D. (2005). Risk—the game of life. BMJ Publishing Group Ltd.

शिकागो स्टाइल उद्धरण

Spence, Des. Risk—the Game of Life. BMJ Publishing Group Ltd, 2005.

एमएलए उद्धरण

Spence, Des. Risk—the Game of Life. BMJ Publishing Group Ltd, 2005.