| 其他書名 | Conditions under control of the buttermaker, methods of moisture control, factors which influence the per cent of moisture found in butter after manufacture. II |
| 出版 | Purdue University, Agricultural Experiment Station, 1912 |
| URL | http://books.google.com.hk/books?id=wlEiAQAAMAAJ&hl=&source=gbs_api |