APA

Brown C., .Sound recording works like this (h). : J M Dent & Sons Ltd, London.

Chicago

Brown Clement, .Sound recording works like this (h). : J M Dent & Sons Ltd, London.

Harvard

Brown C., .Sound recording works like this (h). : J M Dent & Sons Ltd, London.

MLA

Brown Clement, .: J M Dent & Sons Ltd, London. .