Johnson, M. L. P. (1974). Thirty years with an idea. University of Alabama Press for the Organic School.
Цитирование в стиле Чикаго (17-е изд.)Johnson, Marietta Louise Pierce. Thirty Years with an Idea. University: University of Alabama Press for the Organic School, 1974.
Цитирование MLA (9-е изд.)Johnson, Marietta Louise Pierce. Thirty Years with an Idea. University of Alabama Press for the Organic School, 1974.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.