Knock, knock: A play (A Mermaid dramabook) By Feiffer, Jules Books / Hardcover Books ISBN: 0809063611 / Publisher: Hill and Wang, January 1976 Price Starting at $16.16 Free Shipping Send to a friend Add to Wishlist Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Collectible - Good First Edition With Dust Jacket First edition copy. Collectible - Good. Very Good dust jacket. Slightly dampstained. (American Drama, 20th century) $16.16 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for Knock, knock: A play (A Mermaid dramabook)