APA (7th ed.) Citation

Gregory, D. D. (1972). Standing to sue in environmental litigation in the United States of America. IUCN.

Chicago Style (17th ed.) Citation

Gregory, David D. Standing to Sue in Environmental Litigation in the United States of America. Morges: IUCN, 1972.

MLA (9th ed.) Citation

Gregory, David D. Standing to Sue in Environmental Litigation in the United States of America. IUCN, 1972.

Warning: These citations may not always be 100% accurate.