Krar, Stephen F., author
McGraw-Hill, 1986
Buku Teks
Krar, Stephen F., author
McGraw-Hill, 1976
Buku Teks
Krar, Stephen F., author
Glencoe, 1990
Buku Teks
Krar, Stephen F., author
McGraw-Hill International Book Company, 1983
Buku Teks
by Richard R. Kibbe ... [et.al.]
Pearson-Prentice Hall, 2006
Buku Teks