The Modification of Language Behavior. By Lahey, Benjamin B. Books / Hardcover Books › Medical › General ISBN: 0398026920 / Publisher: Charles C Thomas Pub Ltd, June 1973 Price Starting at $12.99 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 - Very Good First Edition With Dust Jacket First edition copy. Collectible - Very Good. Very Good dust jacket. $12.99 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 The Modification of Language Behavior.