Competition in Theory and Practice, Revised and Updated by Terry Burke, Angela Genn-Bash and Brian Haines. Published by Routledge, 1991. ISBN 0-415-05292-0.
The Nature of the Transnational Firm, Edited by Christos N. Pitelis & Roger Sugden. Published by Routledge, 1990. ISBN 0-415-05271-8 (hbk) and 0-415-05748-5 (pbk).