Dutton, E. A. T. (1937). The planting of trees and shrubs: With special reference to Northern Rhodesia. Government Printer.
Chicago-referens (17:e uppl.)Dutton, E. A. T. The Planting of Trees and Shrubs: With Special Reference to Northern Rhodesia. Lusaka: Government Printer, 1937.
MLA-referens (8:e uppl.)Dutton, E. A. T. The Planting of Trees and Shrubs: With Special Reference to Northern Rhodesia. Government Printer, 1937.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.