Sagarin, R., & Pauchard, A. (2012). Observation and Ecology: Broadening the Scope of Science to Understand a Complex World. Island Press/Center for Resource Economics : Imprint: Island Press. https://doi.org/10.5822/978-1-61091-230-3
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSagarin, Rafe, और Anbal Pauchard. Observation and Ecology: Broadening the Scope of Science to Understand a Complex World. Washington, DC: Island Press/Center for Resource Economics : Imprint: Island Press, 2012. https://doi.org/10.5822/978-1-61091-230-3.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSagarin, Rafe, और Anbal Pauchard. Observation and Ecology: Broadening the Scope of Science to Understand a Complex World. Island Press/Center for Resource Economics : Imprint: Island Press, 2012. https://doi.org/10.5822/978-1-61091-230-3.