Цитирование APA (7-е изд.)

Waddell, W. (1961). Structure of laws as represented by symbolic methods. [s.n.].

Цитирование в стиле Чикаго (17-е изд.)

Waddell, Ward. Structure of Laws as Represented by Symbolic Methods. San Diego, Calif: [s.n.], 1961.

Цитирование MLA (9-е изд.)

Waddell, Ward. Structure of Laws as Represented by Symbolic Methods. [s.n.], 1961.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.