Wydania przez Ellen H Richards

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Cover for Ellen H Richards · Euthenics, the science of controllable environment; A plea for better living conditions as a first step toward higher human efficiency (Paperback Book) (2021)

Euthenics, the science of contro... (2021)

Ellen H Richards

Cover for Ellen H Richards · The Cost of Shelter (Paperback Book) (2021)

The Cost of Shelter (2021)

Ellen H Richards

Cover for Ellen H Richards · The Cost of Shelter (Paperback Book) (2017)

The Cost of Shelter (2017)

Ellen H Richards