edited by Torello M. Lotti, Lawrence Charles Parish, Roy Steele Rogers
Springer-Verlag, 1999
Buku Teks
Lumerman, Harry S.
Wolters Kluwer, 2012
Buku Referensi
Verma, J.P.
Tata McGraw-Hill, 2012
Buku Teks
Martin, John H.
Connecticut : Aplleton & Lange, 1989,
Buku Teks
Ross, Michael H.
Harper & Row, 1985
Buku Teks