Dyfyniad APA

Freund & Williams. (1969). Modern business statistics. Prentice-Hall.

Dyfyniad Arddull Chicago

Freund and Williams. Modern Business Statistics. New Jersey: Prentice-Hall, 1969.

Dyfyniad MLA

Freund and Williams. Modern Business Statistics. Prentice-Hall, 1969.

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