APA

Sykes J., . (1977). The concise Oxford dictioinary of current english. Oxford: Clarendon Press.

Chicago

Sykes J.B, . 1977. The concise Oxford dictioinary of current english. Oxford: Clarendon Press.

Harvard

Sykes J., . (1977). The concise Oxford dictioinary of current english. Oxford: Clarendon Press.

MLA

Sykes J.B, . The concise Oxford dictioinary of current english. Oxford: Clarendon Press. 1977.