APA

Brown R., . (1981). Ocjopus. London: Andersen Press Limited.

Chicago

Brown Roy, . 1981. Ocjopus. London: Andersen Press Limited.

Harvard

Brown R., . (1981). Ocjopus. London: Andersen Press Limited.

MLA

Brown Roy, . Ocjopus. London: Andersen Press Limited. 1981.