Alwan, M. A. (2014). Comparison between progressive muscle relaxation and guided imagery relaxation on competitive state anxiety and psychophysiological parameters among junior tennis players during precompetition stage / Mohamed A. Alwan.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alwan, Mohamed A. Comparison Between Progressive Muscle Relaxation and Guided Imagery Relaxation on Competitive State Anxiety and Psychophysiological Parameters Among Junior Tennis Players During Precompetition Stage / Mohamed A. Alwan. 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Alwan, Mohamed A. Comparison Between Progressive Muscle Relaxation and Guided Imagery Relaxation on Competitive State Anxiety and Psychophysiological Parameters Among Junior Tennis Players During Precompetition Stage / Mohamed A. Alwan. 2014.