Wiethoff, M. (1997). Task analysis is heart work: The investigation of heart rate variability : a tool for task analysis in cognitive work. Delft University Press.
Čikaški stil citiranja (17. izdanje)Wiethoff, Marion. Task Analysis Is Heart Work: The Investigation of Heart Rate Variability : A Tool for Task Analysis in Cognitive Work. [Delft, The Netherlands: Delft University Press, 1997.
MLA način citiranja (8. izdanje)Wiethoff, Marion. Task Analysis Is Heart Work: The Investigation of Heart Rate Variability : A Tool for Task Analysis in Cognitive Work. Delft University Press, 1997.
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