1.
New York : Clark Boardman Callaghan, 1991.
Fifth edition.
English | N 631 SCH.C | Available |
2.
London [England] : Euromoney Institutional Investor PLC, 2008.
English | GB 72 Feb 2008 No 176 | Available |
3.
London [England] : New City Media, 1998.
English | D 102 HAL.L | Available |
4.