Atkins, P. J., Simmons,Ian Gordon, & Roberts, B. K. (1998). People, land and time: An historical introduction to the relations between landscape, culture and environment. Arnold.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Atkins, Peter J., Simmons,Ian Gordon, و Brian K. Roberts. People, Land and Time: An Historical Introduction to the Relations Between Landscape, Culture and Environment. London: Arnold, 1998.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Atkins, Peter J., et al. People, Land and Time: An Historical Introduction to the Relations Between Landscape, Culture and Environment. Arnold, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.