एपीए उद्धरण

Bartlett, L. (1988). Smoking: We cannot afford the cost.

शिकागो स्टाइल उद्धरण

Bartlett, L. Smoking: We Cannot Afford the Cost. 1988.

एमएलए उद्धरण

Bartlett, L. Smoking: We Cannot Afford the Cost. 1988.