Farley, H. M. (2014). Sustainability: If it's everything, is it nothing? London: Routledge.
استشهاد بنمط شيكاغوFarley, Heather M. Sustainability: If It's Everything, Is It Nothing? London: Routledge, 2014.
MLA استشهادFarley, Heather M. Sustainability: If It's Everything, Is It Nothing? London: Routledge, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.