| 其他書名 | A Marketing Laws Survey Publication, March, 1942 |
| 出版 | Marketing laws survey, a unit of the Bureau of foreign and domestic commerce, United States Department of commerce, 1942 |
| URL | http://books.google.com.hk/books?id=2IJ6y5KpPEUC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |