Nishijo, Hisao, Etsuro Hori, and Taketoshi Ono. " Place‐Differential Neural Responses in Monkey Hippocampal Formation during Real and Virtual Navigation." Hippocampal Place Fields: Relevance to Learning and Memory. : Oxford University Press, 2008-03-20. Oxford Scholarship Online. 2008-05-01. Date Accessed 19 Jun. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195323245.001.0001/acprof-9780195323245-chapter-12>.
Nishijo, H., Hori, E., & Ono, T.(2008-03-20). Place‐Differential Neural Responses in Monkey Hippocampal Formation during Real and Virtual Navigation. In Hippocampal Place Fields: Relevance to Learning and Memory. : Oxford University Press. Retrieved 19 Jun. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195323245.001.0001/acprof-9780195323245-chapter-12.
Nishijo, Hisao, Etsuro Hori, and Taketoshi Ono. " Place‐Differential Neural Responses in Monkey Hippocampal Formation during Real and Virtual Navigation." In Hippocampal Place Fields: Relevance to Learning and Memory. : Oxford University Press, 2008-03-20. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195323245.001.0001/acprof-9780195323245-chapter-12.
Nishijo H, Hori E, Ono T. Place‐Differential Neural Responses in Monkey Hippocampal Formation during Real and Virtual Navigation. In: Mizumori SJY. Hippocampal Place Fields: Relevance to Learning and Memory. Oxford University Press; 2008. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195323245.001.0001/acprof-9780195323245-chapter-12. Accessed June 19, 2013.