Boothroyd, J., & Intuitive. (2017). What floats? what sinks?: A look at density.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoothroyd, Jennifer, और Intuitive. What Floats? What Sinks?: A Look at Density. 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBoothroyd, Jennifer, और Intuitive. What Floats? What Sinks?: A Look at Density. 2017.
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