(1975). The universe of information: The work of Paul Otlet for documentation and international organisation / by W. Boyd Rayward.
Citazione stile Chigago Style (17a edizione)The Universe of Information: The Work of Paul Otlet for Documentation and International Organisation / by W. Boyd Rayward. 1975.
Citatione MLA (9a ed.)The Universe of Information: The Work of Paul Otlet for Documentation and International Organisation / by W. Boyd Rayward. 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.