APA

Haas Ernst B,, . (1964). Beyond the nation-state : Functionalism and international organization. California: Stanford University Press.

Chicago

Haas Ernst B,, . 1964. Beyond the nation-state : Functionalism and international organization. California: Stanford University Press.

Harvard

Haas Ernst B,, . (1964). Beyond the nation-state : Functionalism and international organization. California: Stanford University Press.

MLA

Haas Ernst B,, . Beyond the nation-state : Functionalism and international organization. California: Stanford University Press. 1964.