1.
New York : Practising Law Institute, 1981.
English | T 3 ANT | Available |
2.
New York : The Conference Board, 1925.
English | T 3 TRA | Available |
3.
4.
5.
6.
East Kilbride [Scotland] : Licensing Executives Society International, 1975.
English | 48 US |
7.