Caple, C., & Williams, E. (2023). Conservation skills for the 21st century: Judgement, method, and decision making (Second edition.). Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCaple, Chris, और Emily Williams. Conservation Skills for the 21st Century: Judgement, Method, and Decision Making. Second edition. Abingdon, Oxon: Routledge, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCaple, Chris, और Emily Williams. Conservation Skills for the 21st Century: Judgement, Method, and Decision Making. Second edition. Routledge, 2023.
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