Mason, A., & Dávila, C. (2011). Motion, magnets and more: The big book of primary physical science. Kids Can Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMason, Adrienne, और Claudia Dávila. Motion, Magnets and More: The Big Book of Primary Physical Science. Tonawanda, N.Y.: Kids Can Press, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMason, Adrienne, और Claudia Dávila. Motion, Magnets and More: The Big Book of Primary Physical Science. Kids Can Press, 2011.
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