Staton, T. F. (1964). Programmed study technique: (How to study workbook). American Guidance Service.
Lua i Stíl Chicago (17ú heag.)Staton, Thomas F. Programmed Study Technique: (How to Study Workbook). Circle Pines, Minn.: American Guidance Service, 1964.
Lua MLA (8ú heag.)Staton, Thomas F. Programmed Study Technique: (How to Study Workbook). American Guidance Service, 1964.
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