Potgieter E. J.
Albert
W.E.J Tjeenk Willink, 1914
 Buku Teks
Higgins, John Seville
One faith and fellowship the missionary story of the anglican communion
Archbishop of Canterbury, 1958
 Buku Teks
Beckhard, Arthur
Albert Einstein
G.P. Putnam`s Sons, 1959
 Buku Teks SO
Roggeman, Willem M.
Albert Bontridder
De Nederlandsche Boekenhandel, 1976
 Buku Teks
Australian reminiscences and papers of L.E. Threlkeld: missionary to the Aborigines, 1824-1859
edited by Niel Gunson
Australian Institute of Aboriginal Studies, 1974
 Buku Teks SO