Angell, H. (2024). Chair pilates and yoga: Seated exercises to improve strength, flexibility, balance and posture. Green Tree, an imprint of Bloomsbury Publishing Plc.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Angell, Harri. Chair Pilates and Yoga: Seated Exercises to Improve Strength, Flexibility, Balance and Posture. London: Green Tree, an imprint of Bloomsbury Publishing Plc, 2024.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Angell, Harri. Chair Pilates and Yoga: Seated Exercises to Improve Strength, Flexibility, Balance and Posture. Green Tree, an imprint of Bloomsbury Publishing Plc, 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.