Tolley, H. R., & Yerkes, A. P. (1918). Better use of man labor on the farm: A few suggestions for increasing man power by using bigger teams and more machines. U.S. Dept. of Agriculture.
Chicago Style (17th ed.) CitationTolley, H. R., and Arnold P. Yerkes. Better Use of Man Labor on the Farm: A Few Suggestions for Increasing Man Power by Using Bigger Teams and More Machines. Washington, D.C: U.S. Dept. of Agriculture, 1918.
MLA (9th ed.) CitationTolley, H. R., and Arnold P. Yerkes. Better Use of Man Labor on the Farm: A Few Suggestions for Increasing Man Power by Using Bigger Teams and More Machines. U.S. Dept. of Agriculture, 1918.
Warning: These citations may not always be 100% accurate.