Citação norma APA

Zitner, D. (1999). Caution advised when testing for causes of fatigue. College of Family Physicians of Canada.

Citação norma Chicago

Zitner, D. Caution Advised When Testing for Causes of Fatigue. College of Family Physicians of Canada, 1999.

Citação norma MLA

Zitner, D. Caution Advised When Testing for Causes of Fatigue. College of Family Physicians of Canada, 1999.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.