(原始内容存档于2020-06-11). 维基共享资源上的相关多媒体资源:坎伯兰高原 The Kentucky Highlands Project Physiographic Regions of Tennessee Broken link as of 2016-12-18 The Columbia Gazetteer
ISBN 978-0-87842-511-2. Holland, Stuart S. Landforms of British Columbia: A Physiographic Outline (Bulletin 48). British Columbia Department of Mines and Petroleum