Staples, R. R., & Hudson, W. K. (1938). An ecological survey of the mountain area of Basutoland. [Comptroller of Stores].
Lua i Stíl Chicago (17ú heag.)Staples, R. R., agus W. K. Hudson. An Ecological Survey of the Mountain Area of Basutoland. [Maseru]: [Comptroller of Stores], 1938.
Lua MLA (8ú heag.)Staples, R. R., agus W. K. Hudson. An Ecological Survey of the Mountain Area of Basutoland. [Comptroller of Stores], 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.