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%.