APA

Brownlie Ian,, . (1966). Principles of public international law. Oxford: Clarendon Press.

Chicago

Brownlie Ian,, . 1966. Principles of public international law. Oxford: Clarendon Press.

Harvard

Brownlie Ian,, . (1966). Principles of public international law. Oxford: Clarendon Press.

MLA

Brownlie Ian,, . Principles of public international law. Oxford: Clarendon Press. 1966.