"The Double: Bill Symposium": Replies to "A Questionnaire for Professional SF Writers and Editors"

From Author Wars - https://authorwars.com/books/the-double-bill-symposium-replies-to-a-questionnaire-for-professional-sf-writers-and-editors-1468699.html

Overview:

Title: "The Double: Bill Symposium": Replies to "A Questionnaire for Professional SF Writers and Editors"
Author: Philip K. Dick
Year: 1969
Type: Essays

Editions/Publications:

Unknown. The Shifting Realities of Philip K. Dick: Selected Literary and Philosophical Writings (Unknown, Philip K. Dick, Vintage Books, ISBN-10: 0679747877, $13.00, xxix+350 pages, Trade Paperback, Non-fiction)
Unknown. The Shifting Realities of Philip K. Dick: Selected Literary and Philosophical Writings (Unknown, Philip K. Dick, Vintage Books, ISBN-10: 0679747877, $13.95, xxix+350 pages, Trade Paperback, Non-fiction)
Unknown. The Shifting Realities of Philip K. Dick: Selected Literary and Philosophical Writings (Unknown, Philip K. Dick, Pantheon Books, ISBN-10: 0679426442, $27.50, xxix+350 pages, Hardcover, Non-fiction)