https://openlibrary.org/books/OL11347260M.opds Dialogue With Darkness 2020-11-30T01:30:04Z Poul Anderson https://openlibrary.org/authors/OL24072A/Poul_Anderson Tom Doherty Assoc Llc February 1985 eng https://openlibrary.org/books/OL11347260M https://archive.org/details/dialoguewithdark00poul urn:ISBN:0812530837 urn:ISBN:9780812530834 98815171