Timber Engineering Company
F.W. Dodge Corp., 1956
Buku Referensi
edited by John A. Havers and Frank W. Stubbs, Jr.
McGraw-Hill, 1971
Buku Referensi
Ballast, David Kent, author
McGraw-Hill, 1994
Buku Referensi
Monolithic Memories Inc., 1983
Buku Referensi
McGraw-Hill, 1961
Buku Referensi