APA

Black E. R., . (1961). The diplomacy of economic development. Cambridge Mass: Harvard University Press.

Chicago

Black Eugene Robert, . 1961. The diplomacy of economic development. Cambridge Mass: Harvard University Press.

Harvard

Black E. R., . (1961). The diplomacy of economic development. Cambridge Mass: Harvard University Press.

MLA

Black Eugene Robert, . The diplomacy of economic development. Cambridge Mass: Harvard University Press. 1961.