एपीए उद्धरण

(1988). Staying Healthy at work (1st.). Gower.

शिकागो स्टाइल उद्धरण

Staying Healthy at Work. 1st. Gower, 1988.

एमएलए उद्धरण

Staying Healthy at Work. 1st. Gower, 1988.