Richards, E. H. Euthenics, the science of controllable environment A plea for better living conditions as a first step toward higher human efficiency.
Цитирование в стиле Чикаго (17-е изд.)Richards, Ellen H. Euthenics, the Science of Controllable Environment A Plea for Better Living Conditions as a First Step Toward Higher Human Efficiency.
Цитирование MLA (9-е изд.)Richards, Ellen H. Euthenics, the Science of Controllable Environment A Plea for Better Living Conditions as a First Step Toward Higher Human Efficiency.
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