Spiegel, Leonard
Regents, 1993
Buku Teks
Bowles, Joseph E.
McGraw-Hill, 1987
Buku Teks
McCormac, Jack C.
Pearson Education, 2018
Buku Teks
Smith, J.C.
John Wiley & Sons, [Date of publication not identified]
Buku Teks
McCormac, Jack C.
Harper and Row , 1981
Buku Teks