Check out this one on Abebooks :

Book Description: G. P. Putnam's Sons, 1969. Hardcover. Book Condition: Near Fine. Dust Jacket Condition: Near Fine. 1st Edition. New York: G. P. Putnam's Sons, 1969. True First edition (first printing). White cloth boards and black spine with golden gilded title. Book in Near Fine condition, tight and square, sharp corners (no bumps), clean pages (no writings or marks). Dustjacket in Near Fine condition, original $6.95 price on front flap. A bestseller that was made into the acclaimed blockbuster Francis Ford Coppola movie that starred Marlon Brando, Al Pacino, James Caan and Robert Duvall. Signed directly on the front page (not on an added, lose bookplate) by author "Best wishes, Mario Puzo". A rare signed copy in nice collectible condition. - Price: US$ 5,500.00