Murdock, George Peter
McGraw-Hill, 1959
Buku Teks
Murdock, George Peter
McGraw-Hill, 1959
Buku Teks
Nielsen, Waldemar A.
Atheneum, 1966
Buku Teks
edited by Phillis M. Martin and Patrick O'Meara
Indiana University Press, 1995
Buku Teks
edited by Bisheshwar Prasad
Asia Public House, 1960
Buku Teks