James Striling + Michael Wilford
Academy Editions, 1993
 Buku Teks SO
Maxwell, Robert
James stirling, Michael wilford
Birkhauser Verlag, 1998
 Buku Teks SO
Anderson, Hugh
Bernard O'Dowd
Twayne Publishers, 1968
 Buku Teks SO
Trieschmann, James S.
Risk management and insurance / James S. Trieschmann
South - Western college Publishing, 1995
 Buku Teks
Jefferson, Michael
Employment law/Michael Jefferson
Cavendish Publishing , 1994
 Buku Teks