1. In article 4—
(a)at the end of sub-paragraph (1)(a)(ii) for “; or” substitute “, and” and insert the following new sub-paragraph—
“(iii)in relation to an audio-book, a producer or narrator thereof; or;”
(b)after sub-paragraph (2)(c)(ii) insert the following new sub-paragraphs—
“(iii)by his being named on the case with which the audio-book is sold; or;
(iv)is evidenced by reference to a written contract with the publisher of the audio-book which refers expressly to his being an author within the meaning of paragraph (1).”