Berwick, G., & Thorne, . S. (2009). Science and Environment: Series 1. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh.
शिकागो स्टाइल उद्धरणBerwick, Gwen, और Sydney Thorne. Science and Environment: Series 1. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2009.
एमएलए उद्धरणBerwick, Gwen, और Sydney Thorne. Science and Environment: Series 1. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2009.
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