HAGGARD, HOWARD W.
Diet and physical efficiency; the influence of frequency of meals upon physical efficiency and industrial productivity, by Howard W. Haggard & Leon A. Greenberg.
HAGGARD, HOWARD W. Diet and physical efficiency; the influence of frequency of meals upon physical efficiency and industrial productivity, by Howard W. Haggard & Leon A. Greenberg. © 25Jun35; A83892. Howard W. Haggard (A); 19Apr63; R314329.
Howard W. Haggard|A