| 其他書名 | A study of the costs incurred by 75 producer-distributors in the Clarksburg, Fairmont, Morgantown, and Wheeling markets for a twelve-month period during 1934-1935. II |
| 出版 | The Station, 1936 |
| URL | http://books.google.com.hk/books?id=W4HPihanReMC&hl=&source=gbs_api |