United Nations Publications, [date of publication not identified]
Buku Teks
United Nations, 1983
Buku Teks
Goodrich, Leland M., author
Thomas Y. Crowell, 1961
Buku Teks
Oda, Shigeru, author
Sijthoff, 1977
Buku Teks
Rasy, Douc
Printed In Great Britain, 1974
Buku Teks