APA
,, . (1998). Teaching environmental law in the National and regional context. United Nations: United Nations University.
Chicago
,, . 1998. Teaching environmental law in the National and regional context. United Nations: United Nations University.
Harvard
,, . (1998). Teaching environmental law in the National and regional context. United Nations: United Nations University.
MLA
,, . Teaching environmental law in the National and regional context. United Nations: United Nations University. 1998.