Environmental regulation : its impact on foreign investment / editor Dennis Campbell. — London : Graham & Trotman/Martinus Nijhoff, 1992. — CIDIMA. — 721 p. ; 24 cm. — En port.: Published under the auspices of the Center for International Legal Studies ISBN 1-85333-726-9 1. Derecho ambiental. I. Campbell, Dennis, ed.. 349.6