| 其他書名 | A comparison of the amounts and energetic efficiencies of milk production in rat and dairy cow. XLVII |
| 出版 | University of Missouri, College of Agriculture, Agricultural Experiment Station, 1938 |
| URL | http://books.google.com.hk/books?id=XNFvYAGVlTMC&hl=&source=gbs_api |