Zerzan, John. Running on Emptiness: The Pathology of Civilization. Feral House. 2002. ISBN 0-922915-75-X.  Shepard, Paul. Traces of an Omnivore. Island Press

saved – and rebranded. The Guardian. 2012-10-13 [2012-10-18]. （原始内容存档于2019-06-13）.  Benedicte Page. Orange to cease sponsorship of Fiction Prize. The Bookseller

（原始内容存档于2021年1月5日）.  （英文） Piper Gaubatz. Beyond the Great Wall: Urban Form and Transformation on the Chinese Frontiers. Stanford: Stanford University

1968), emptiness or boredom (Gunderson, 1996), high dependency and fears of abandonment (Masterson, 1976), as well as intense anger and hate toward the self