Hill, D. (1946). Co-operative research in industry. Hutchinsons Scientific and Technical Publications.
Citazione stile Chigago Style (17a edizione)Hill, D.W. Co-operative Research in Industry. London: Hutchinsons Scientific and Technical Publications, 1946.
Citatione MLA (9a ed.)Hill, D.W. Co-operative Research in Industry. Hutchinsons Scientific and Technical Publications, 1946.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.