Worsfold, W. B., & Edgcumbe, E. R. P. (1899). Portuguese Nyassaland: An account of the discovery, native population, agricultural and mineral resources, and present administration of the territory of the Nyassa company ; with a review of the Portuguese rule on the east coast of Africa. S. Low, Marston & Company, Limited.
Lua i Stíl Chicago (17ú heag.)Worsfold, W. Basil, agus Edward Robert Pearce Edgcumbe. Portuguese Nyassaland: An Account of the Discovery, Native Population, Agricultural and Mineral Resources, and Present Administration of the Territory of the Nyassa Company ; with a Review of the Portuguese Rule on the East Coast of Africa. London: S. Low, Marston & Company, Limited, 1899.
Lua MLA (8ú heag.)Worsfold, W. Basil, agus Edward Robert Pearce Edgcumbe. Portuguese Nyassaland: An Account of the Discovery, Native Population, Agricultural and Mineral Resources, and Present Administration of the Territory of the Nyassa Company ; with a Review of the Portuguese Rule on the East Coast of Africa. S. Low, Marston & Company, Limited, 1899.