APA (7th ed.) Citation

Não informado. Western horizons. National Drug and Chemical Corporation of Canada.

Chicago Style (17th ed.) Citation

Não informado. Western Horizons. Winnipeg, Canada: National Drug and Chemical Corporation of Canada.

MLA (8th ed.) Citation

Não informado. Western Horizons. National Drug and Chemical Corporation of Canada.

Warning: These citations may not always be 100% accurate.