Beginner's Guide to Hydroponics By James Sholto Douglas Books / Paperback Nature › Plants Publisher: Sterling, January 1979 Price $19.95 Free Shipping Send to a friend Used - Good Good condition. (hydroponics) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. $19.95 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.