Dyfyniad APA

Wilson, G. V. (1980). Audio-visual resources in secondary schools: Their organization and management. Council for Educational Technology.

Dyfyniad Arddull Chicago

Wilson, G. V. Audio-visual Resources in Secondary Schools: Their Organization and Management. London: Council for Educational Technology, 1980.

Dyfyniad MLA

Wilson, G. V. Audio-visual Resources in Secondary Schools: Their Organization and Management. Council for Educational Technology, 1980.

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