William Bectel ... [et.al}
Blackwell Publisher, 2001
Buku Teks
William Bechtel, Pete Mandik
Blackwell, 2001
Buku Teks
Natanson, Maurice, author
Random House, 1963
Buku Teks
New York Cambridge University Press 1974
Buku Teks
Benarroch, Eduardo E., author
Butterworth Heinemann, Elsevier, 2006
Buku Teks