APA

Callard C. . C. N. . S. M., Physicians for a Smoke Free Canada & Commonwealth Medical Association Trust. (2001). An introduction to international trade agreements and their impact on public measures to reduce tobacco use. Ottawa: Physicians for a Smoke Free Canada.

Chicago

Callard Cynthia Collishaw Neil Swenarchuk Michelle, Physicians for a Smoke Free Canada and Commonwealth Medical Association Trust. 2001. An introduction to international trade agreements and their impact on public measures to reduce tobacco use. Ottawa: Physicians for a Smoke Free Canada.

Harvard

Callard C. . C. N. . S. M., Physicians for a Smoke Free Canada and Commonwealth Medical Association Trust. (2001). An introduction to international trade agreements and their impact on public measures to reduce tobacco use. Ottawa: Physicians for a Smoke Free Canada.

MLA

Callard Cynthia Collishaw Neil Swenarchuk Michelle, Physicians for a Smoke Free Canada and Commonwealth Medical Association Trust. An introduction to international trade agreements and their impact on public measures to reduce tobacco use. Ottawa: Physicians for a Smoke Free Canada. 2001.