Marshall, A. (2007). Ethical challenges in study design and informed consent for health research in resource - poor settings. World Health organization.
Цитирование в стиле Чикаго (17-е изд.)Marshall, A. Ethical Challenges in Study Design and Informed Consent for Health Research in Resource - Poor Settings. Geneva: World Health organization, 2007.
Цитирование MLA (8-е изд.)Marshall, A. Ethical Challenges in Study Design and Informed Consent for Health Research in Resource - Poor Settings. World Health organization, 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.