Lessing werke in funf banden
Volksverlag, 1961
Buku Teks
Mortman, Doris
True colors /Doris Mortman
IVY Books, 1996
Buku Teks SO
Woodburn, John H.
Teaching the pursuit of science
Macmillan, 1965
Buku Teks SO
Bond, Brian
The Pursuit of Victory / Brian Bond
Oxford University Press, 1996
Buku Teks SO
Umar Ahmad Kasule
Pursuit of Human Dignity and Justice
Noordeen, 2008
Buku Teks SO