APA

Clark J. G. D., . (1932). The Mesolithic age in britain. London: Cambridge University Press.

Chicago

Clark J G D, . 1932. The Mesolithic age in britain. London: Cambridge University Press.

Harvard

Clark J. G. D., . (1932). The Mesolithic age in britain. London: Cambridge University Press.

MLA

Clark J G D, . The Mesolithic age in britain. London: Cambridge University Press. 1932.