APA

Hill Martin,, . (1978). The United Nations systems : Coordinating its economic and social work. London: Cambridge University Press.

Chicago

Hill Martin,, . 1978. The United Nations systems : Coordinating its economic and social work. London: Cambridge University Press.

Harvard

Hill Martin,, . (1978). The United Nations systems : Coordinating its economic and social work. London: Cambridge University Press.

MLA

Hill Martin,, . The United Nations systems : Coordinating its economic and social work. London: Cambridge University Press. 1978.