Cage, J., & Charles, D. (1981). For the birds: John Cage in conversation with Daniel Charles. Boyars.
Citazione stile Chigago Style (17a edizione)Cage, John, e Daniel Charles. For the Birds: John Cage in Conversation with Daniel Charles. Boston [u.a.]: Boyars, 1981.
Citatione MLA (8a ed.)Cage, John, e Daniel Charles. For the Birds: John Cage in Conversation with Daniel Charles. Boyars, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.