APA

Twitchett K. J., . (1976). Europe and the World. London: Europa Publications.

Chicago

Twitchett Kenneth J, . 1976. Europe and the World. London: Europa Publications.

Harvard

Twitchett K. J., . (1976). Europe and the World. London: Europa Publications.

MLA

Twitchett Kenneth J, . Europe and the World. London: Europa Publications. 1976.