Barnett, Raymond A.
Pearson Prentice Hall, 2008
Buku Teks
Hardy, F. Lane
West Publishing, 1984
Buku Teks
Barnett, Raymond A.
Dellen, 1981
Buku Teks
Tan, S.T.
Brooks/Cole, Cengage Learning , 2012
Buku Teks SO
by Robert V. Hog ... [and others]
Cummings, 1974
Buku Teks