Nothing
例題
すべて開くすべて閉じる特性と関係 (3)
Wolfram Research (2015), Nothing, Wolfram言語関数, https://reference.wolfram.com/language/ref/Nothing.html (2016年に更新).
テキスト
Wolfram Research (2015), Nothing, Wolfram言語関数, https://reference.wolfram.com/language/ref/Nothing.html (2016年に更新).
CMS
Wolfram Language. 2015. "Nothing." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2016. https://reference.wolfram.com/language/ref/Nothing.html.
APA
Wolfram Language. (2015). Nothing. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Nothing.html