Earhart, W. (1962). A steadfast philosophy: A selection of papers written by Will Earhart dating from 1914. s.n.
Цитирование в стиле Чикаго (17-е изд.)Earhart, Will. A Steadfast Philosophy: A Selection of Papers Written by Will Earhart Dating from 1914. [Washington: s.n, 1962.
Цитирование MLA (9-е изд.)Earhart, Will. A Steadfast Philosophy: A Selection of Papers Written by Will Earhart Dating from 1914. s.n, 1962.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.