Dyfyniad APA

Lawrence, N. R. (1982). Writing communications in business and industry. Prentice-Hall.

Dyfyniad Arddull Chicago

Lawrence, Nelda R. Writing Communications in Business and Industry. Englewood Cliffs, N.J: Prentice-Hall, 1982.

Dyfyniad MLA

Lawrence, Nelda R. Writing Communications in Business and Industry. Prentice-Hall, 1982.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.