APA

Edwards A. S. . G. ., . (1981). Skelton. London: Routledge & Kegan paul.

Chicago

Edwards Anthony S G, . 1981. Skelton. London: Routledge & Kegan paul.

Harvard

Edwards A. S. . G. ., . (1981). Skelton. London: Routledge & Kegan paul.

MLA

Edwards Anthony S G, . Skelton. London: Routledge & Kegan paul. 1981.