Gray, O. S., & Gray, O. S. (1973). Cases and materials on enviromental law (2. edition.). Washington, D.C.: Bureau of National Affairs.
Chicago Style CitationGray, Oscar S., and Oscar S. Gray. Cases and Materials On Enviromental Law. 2. edition. Washington, D.C.: Bureau of National Affairs, 1973.
MLA CitationGray, Oscar S., and Oscar S. Gray. Cases and Materials On Enviromental Law. 2. edition. Washington, D.C.: Bureau of National Affairs, 1973.
Warning: These citations may not always be 100% accurate.