Thornton, Richard C.
Sweet & Maxwell, 2012
Buku Teks
Thornton, Richard C.
Sweet & Maxwell, 2012
Buku Teks
Institute of Management and Administration (IOMA)
John Wiley & Sons, 2006
Buku Teks
Oudendyk, William J.
Peter Davies, 1939
Buku Teks
Pepustakaan Negara Malaysia, 2010
Buku Referensi