Dyfyniad APA

 Shilstone, M. (2007).  Lean and hard: The body you’ve always wanted in just 24 workouts.  John Wiley & Sons.

Dyfyniad Arddull Chicago

 Shilstone, Mackie.  Lean and Hard: The Body You’ve Always Wanted in Just 24 Workouts.  John Wiley & Sons, 2007.

Dyfyniad MLA

 Shilstone, Mackie.  Lean and Hard: The Body You’ve Always Wanted in Just 24 Workouts.  John Wiley & Sons, 2007.

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