Smith, M. B. (1990). The language of trade. Washington, D.C: U.S. Information Agency.
Dyfyniad Arddull ChicagoSmith, Michael B. The Language of Trade. Washington, D.C: U.S. Information Agency, 1990.
Dyfyniad MLASmith, Michael B. The Language of Trade. Washington, D.C: U.S. Information Agency, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.