Zarumilla-Maranon: The Ecuador-Peru Dispute By David H. Zook, Jr Books / Hardcover History: World › South America Publisher: Bookman Associates, January 1964 Price $14.62 Free Shipping Send to a friend Collectible - Good First Edition With Dust Jacket First edition copy. Collectible - Good. Good dust jacket. Page edges spotted. Inside clean, binding tight. (boundaries, Ecuador, Peru) $14.62 40 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.