Congdon, K. G. (2014). Happy clouds, happy trees: The Bob Ross phenomenon. University Press of Mississippi.
Chicagoスタイル(17版)引用形式Congdon, Kristin G. Happy Clouds, Happy Trees: The Bob Ross Phenomenon. Jackson, Mississippi: University Press of Mississippi, 2014.
MLA(9版)引用形式Congdon, Kristin G. Happy Clouds, Happy Trees: The Bob Ross Phenomenon. University Press of Mississippi, 2014.
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