==References==*Roberts' Birds of Southern Africa – 6th edition (John Voelcker Fund, 1993) ISBN 0-620-17583-4==External links==*Ground Woodpecker – Species text in The Atlas of Southern African Birds.
* Roberts' Birds of Southern Africa — 6th edition (John Voelcker Fund, 1993) ISBN 0-620-17583-4http://www.goldensites.ru/item/1785 Птицы