Dyfyniad APA

MacNair, T. (2007). The long life equation: 100 factors that can add or subtract years from your life. New Holland.

Dyfyniad Arddull Chicago

MacNair, Trisha. The Long Life Equation: 100 Factors That Can Add or Subtract Years from Your Life. London: New Holland, 2007.

Dyfyniad MLA

MacNair, Trisha. The Long Life Equation: 100 Factors That Can Add or Subtract Years from Your Life. New Holland, 2007.

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