国王の孤児
Stephen, S. Jeyaseela (2006). Literature, Caste and Society: The Masks and Veils. デリー, インド: Kalpaz. ISBN 978-81-7835-448-4. https://books.google.co.uk/books?id=tB8SvlQqi0YC&pg=PA271&dq=portuguese+orphan+girls&hl=en&sa=X&ei=X2ylT-DBMYv0ggeUwKDpAQ&redir_esc=y#v=onepage&q=portuguese%20orphan%20girls&f=false
Strandes, Justus (1971). The Portuguese Period in East Africa (2nd ed.). ナイロビ, ケニア: East African Literature Bureau. https://books.google.co.uk/books?ei=7uaiT7ffLdHG6AHBxvDvCA&id=s8YJAQAAIAAJ&dq=portuguese+orphan+anna+mombasa&q=orphan+anna
Tanganyika Notes and Records. ダルエスサラーム, 信託統治領タンガニーカ: Tanganyika Society. (1953). https://books.google.co.uk/books?ei=7uaiT7ffLdHG6AHBxvDvCA&id=1ORBAAAAYAAJ&dq=portuguese+orphan+anna+mombasa&q=orphan+anna