APA

Janis Mark W,, . (1989). An introduction to international law. New Delhi: Aditya Books.

Chicago

Janis Mark W,, . 1989. An introduction to international law. New Delhi: Aditya Books.

Harvard

Janis Mark W,, . (1989). An introduction to international law. New Delhi: Aditya Books.

MLA

Janis Mark W,, . An introduction to international law. New Delhi: Aditya Books. 1989.