Alexander, B., Hubers, C., Schwanen, T., Dijst, M., & Ettema, D. (2011). Anything, anywhere, anytime? Developing measurement instruments to assess the spatial and temporal fragmentation of activities. Pion.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alexander, B., C. Hubers, T. Schwanen, M. Dijst, و D. Ettema. Anything, Anywhere, Anytime? Developing Measurement Instruments to Assess the Spatial and Temporal Fragmentation of Activities. Pion, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Alexander, B., et al. Anything, Anywhere, Anytime? Developing Measurement Instruments to Assess the Spatial and Temporal Fragmentation of Activities. Pion, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.