Wolrd Health Organization (WHO). (2013). Implementation tools: Package of essentail noncommunicable (PEN) disease interventions for primary health care in low-resource settings. World Health Organization (WHO).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wolrd Health Organization (WHO). Implementation Tools: Package of Essentail Noncommunicable (PEN) Disease Interventions for Primary Health Care in Low-resource Settings. Geneva, Switzerland: World Health Organization (WHO), 2013.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Wolrd Health Organization (WHO). Implementation Tools: Package of Essentail Noncommunicable (PEN) Disease Interventions for Primary Health Care in Low-resource Settings. World Health Organization (WHO), 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.