APA

Gardam J. G., . (2004). Necessity, proportionality and the use of force by states. Cambridge: Cambridge University Press.

Chicago

Gardam Judith Gail, . 2004. Necessity, proportionality and the use of force by states. Cambridge: Cambridge University Press.

Harvard

Gardam J. G., . (2004). Necessity, proportionality and the use of force by states. Cambridge: Cambridge University Press.

MLA

Gardam Judith Gail, . Necessity, proportionality and the use of force by states. Cambridge: Cambridge University Press. 2004.