Singer, Kurt D.
Dr. Albert Schweitzer : medical missionary
Wilco Publishing House, 2014
 Buku Teks SO
Payne, Robert
The Three worlds of Albert Schweitzer / Robert Payne
Thomas Nelson & Sons, 1957
 Buku Teks SO
Gulden, Pieter Hendrik van der
Albert Gorlands systematische philosophie / Pieter Hendrik van der Gulden
Van Gorcum, 1943
 Buku Teks
Gollomb, Joseph
Albert Schweitzer : genius in the jungle
Vanguard Press, 1949
 Buku Teks SO
Chestov, Leon
La philosophie de la tragedie Dostoiwsky et Noetzsche / Leon Chestov
La Pleide, 1926
 Buku Teks