Thompson, Warren S.
Population Problems / Warren S. Thompson
McGraw-Hill, 1942
 Buku Teks
Warren, Hans
Indigo / Hans Warren
Bert Bakker, 1993
 Buku Teks
Hioki, Warren
Telecommunications / Warren Hioki
Prentice-Hall, 1998
 Buku Teks
Warren, Hans
geheim dagboek1956-1957 / Hans Warren
Bert Bakker, 1987
 Buku Teks
Warren, Hans
Geheim dagboek1954-1955 / Hans Warren
Bert Bakker, 1987
 Buku Teks