Agricultural handbook
U.S. Dept. of Agriculture
by Frederick V. Waugh
U.S. Dept. of Agriculture, Agricultural Marketing Service 1955 Agricultural handbook no. 84
所蔵館1館
by Rosalind C. Lifquist and Edith B. Tate
U. S. Govt. Print. Off 1951 Agricultural handbook no. 16
所蔵館2館
by Edward W. Toepfer ... [et al.]
U.S. Dept. of Agriculture, Bureau of Human Nutrition and Home Economics 1951 Agricultural handbook no. 29