Brown, L. (1961). Communicating facts and ideas in business. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Brown, Leland. Communicating Facts and Ideas in Business. Englewood Cliffs, N. J: Prentice-Hall, 1961.
Citatione MLA (9a ed.)Brown, Leland. Communicating Facts and Ideas in Business. Prentice-Hall, 1961.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.