PPersistent VoicesPersistent Voicesde David Groff, Philip ClarkMateriasPoetry, collectionsAIDS (Disease)PoetryEdiciones (1)Persistent Voices (2010)Alyson Publications · inglés · ISBN 9781593501532Más obras de David GroffWho's yer daddy?Who Was Alexandar Graham Bell?El ratón vaqueroAn American family