APA

Unwin D., McAleese R., . (1978). The encyclopedia of educational media communications and technology. London: MacMillan.

Chicago

Unwin Derick, McAleese Rav, . 1978. The encyclopedia of educational media communications and technology. London: MacMillan.

Harvard

Unwin D., McAleese R., . (1978). The encyclopedia of educational media communications and technology. London: MacMillan.

MLA

Unwin Derick, McAleese Rav, . The encyclopedia of educational media communications and technology. London: MacMillan. 1978.