World Health Organization. (1997). Biotechnology and world health: Risks and benefits of vaccines and other medical products produced by genetic engineering. World Health Organization.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)World Health Organization. Biotechnology and World Health: Risks and Benefits of Vaccines and Other Medical Products Produced by Genetic Engineering. Geneva: World Health Organization, 1997.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)World Health Organization. Biotechnology and World Health: Risks and Benefits of Vaccines and Other Medical Products Produced by Genetic Engineering. World Health Organization, 1997.
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