Παραπομπή APA
Wheeler, K. S., & Waites, B. (1976). Environmental geography: A handbook for teachers. St. Albans: Hart-Davis Educational.
Παραπομπή Chicago StyleWheeler, Keith Stracey., and Bryan Waites. Environmental Geography: A Handbook for Teachers. St. Albans: Hart-Davis Educational, 1976.
Παραπομπή MLAWheeler, Keith Stracey., and Bryan Waites. Environmental Geography: A Handbook for Teachers. St. Albans: Hart-Davis Educational, 1976.
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