APA ציטוט

(1991). Environmental Protection And International Law Editors Winfried Lang .... [et All]. Graham & Trotman.

Chicago Style (17th ed.) Citation

Environmental Protection And International Law Editors Winfried Lang .... [et All]. Graham & Trotman, 1991.

ציטוט MLA

Environmental Protection And International Law Editors Winfried Lang .... [et All]. Graham & Trotman, 1991.