| 記述事項: | The mass of testimony gathered by the Age of Content Committee and its Report published in 1929, constitute the main source of the present volume. Cf. Foreword. |
|---|---|
| 物理的記述: | xii, 301 p. ; 20 cm. |
| 書誌: | Includes bibliographical references and index. |
| 記述事項: | The mass of testimony gathered by the Age of Content Committee and its Report published in 1929, constitute the main source of the present volume. Cf. Foreword. |
|---|---|
| 物理的記述: | xii, 301 p. ; 20 cm. |
| 書誌: | Includes bibliographical references and index. |