Dyfyniad APA

McCune Sandra. (2010). Practice Makes Perfect Statistics. American: Mc Graw Hill.

Dyfyniad Arddull Chicago

McCune Sandra. Practice Makes Perfect Statistics. American: Mc Graw Hill, 2010.

Dyfyniad MLA

McCune Sandra. Practice Makes Perfect Statistics. American: Mc Graw Hill, 2010.

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