Who owns Whom : a directory of Parent, Associate and subsidary cpmpanies /
compiled and published by O.W. Roskill (Reports) Ltd.
- 18th ed.
- London : O.W. Roskill, 1975.
- 2 vol. .
Began publication in 1958. Beginning with the 1962 ed. Information relating to Western Europe issued separately under title : who owns Whom.