Carlstedt, R. A. (2004, 19. May). Ambulatory Psychophysiology and Ecological Validity in Studies of Sports Performance: Issues and Implications for Intervention Protocols in Biofeedback. Zugriff unter http://www.americanboardofsportpsychology.org/Portals/24/BiofeedbackCarlstedtPDF.pdf
APA (7th ed.) CitationCarlstedt, R. A. (2001). Ambulatory Psychophysiology and Ecological Validity in Studies of Sports Performance: Issues and Implications for Intervention Protocols in Biofeedback. Biofeedback, 19-23.
Chicago Style (17th ed.) CitationCarlstedt, R. A. "Ambulatory Psychophysiology and Ecological Validity in Studies of Sports Performance: Issues and Implications for Intervention Protocols in Biofeedback." Biofeedback 2001: 19-23.
MLA (9th ed.) CitationCarlstedt, R. A. "Ambulatory Psychophysiology and Ecological Validity in Studies of Sports Performance: Issues and Implications for Intervention Protocols in Biofeedback." Biofeedback, 2001, pp. 19-23.