Pfeilschifter, J., Cooper, C., Watts, N., Flahive, J., Saag, K., Adachi, J., . . . Siris, E. (2011). Regional and age-related variations in the proportions of hip fractures and major fractures among postmenopausal women: The Global Longitudinal Study of Osteoporosis in Women.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pfeilschifter, J., et al. Regional and Age-related Variations in the Proportions of Hip Fractures and Major Fractures Among Postmenopausal Women: The Global Longitudinal Study of Osteoporosis in Women. 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Pfeilschifter, J., et al. Regional and Age-related Variations in the Proportions of Hip Fractures and Major Fractures Among Postmenopausal Women: The Global Longitudinal Study of Osteoporosis in Women. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.