Murdock, George Peter
Africa
McGraw-Hill, 1959
 Buku Teks
Murdock, George Peter
Africa
McGraw-Hill, 1959
 Buku Teks
Nielsen, Waldemar A.
Africa
Atheneum, 1966
 Buku Teks
Africa
edited by Phillis M. Martin and Patrick O'Meara
Indiana University Press, 1995
 Buku Teks
Crichton, Michael
Jurassic park / Michael Park
Arrow, 1991
 Buku Teks