Machines and the bibliographical problems of the twentieth century.
Shaw, Ralph R.
Machines and the bibliographical problems of the twentieth century. Management machines and the bibliographic problems of the twenthieth century - Washington : USDA, 1951. - 62 p.
56025
Procesamiento automático de datos en bibliotecas.
Machines and the bibliographical problems of the twentieth century. Management machines and the bibliographic problems of the twenthieth century - Washington : USDA, 1951. - 62 p.
56025
Procesamiento automático de datos en bibliotecas.