1. The development of punch card tabulation in the Bureau of the Census , 1890-1940, with outlines of actual tabulation programs
پدیدآورنده : By Leon E. Truesedell
کتابخانه: Library of Faculty of Psychology and Educational Sciences University of Tehran (Tehran)
موضوع : Punched card systems,United States - Census,Unites States Bureau of the Census
رده :
HA
,
37
,.
U55
,
T7
