Gibson, B. (1996). Tough tobacco-control legislation begins to have an impact in Ontario.
استشهاد بنمط شيكاغوGibson, B. Tough Tobacco-control Legislation Begins to Have an Impact in Ontario. 1996.
MLA استشهادGibson, B. Tough Tobacco-control Legislation Begins to Have an Impact in Ontario. 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.