Hofstadter, Douglas R., 1945-
Metamagical themas: questing for the essence of mind and pattern
Basic Books, 1985
Buku Teks SO
Trenaman, J.M.
Communication and comprehension
Longman, 1967
Buku Teks SO
Foers, E.
Comprehension and precis
Oxford University Press, 1957
Buku Teks SO
Fisher, David
Commercial English comprehension passages
Lonngman , 1970
Buku Teks SO
M. F. Baradja
Comprehension passages for first year
Bharatara, 1977
Buku Teks SO