De Lorme, T. L., & Watkins, A. L. (1951). Progressive resistance exercise: Technic and medical application. Appleton-Century-Crofts.
Lua i Stíl Chicago (17ú heag.)De Lorme, Thomas L., agus Arthur Lancaster Watkins. Progressive Resistance Exercise: Technic and Medical Application. New York: Appleton-Century-Crofts, 1951.
Lua MLA (9ú heag.)De Lorme, Thomas L., agus Arthur Lancaster Watkins. Progressive Resistance Exercise: Technic and Medical Application. Appleton-Century-Crofts, 1951.
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