Ruf, B., Baldessari, J., Gillick, L., & Weiner, L. (2007). Again the Metaphor Problem and Other Engaged Critical Discourses about Art: A Conversation between John Baldessari, Liam Gillick and Lawrence Weiner, moderated by Beatrix Ruf. Springer.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Ruf, Beatrix, John Baldessari, Liam Gillick, và Lawrence Weiner. Again the Metaphor Problem and Other Engaged Critical Discourses About Art: A Conversation Between John Baldessari, Liam Gillick and Lawrence Weiner, Moderated by Beatrix Ruf. Wien [u.a.]: Springer, 2007.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Ruf, Beatrix, et al. Again the Metaphor Problem and Other Engaged Critical Discourses About Art: A Conversation Between John Baldessari, Liam Gillick and Lawrence Weiner, Moderated by Beatrix Ruf. Springer, 2007.