Discus for the Perfectionist
Trophy Discus: The art of selecting, grooming, and showing discus.
Discus Fish Secrets: care and breeding
Discus: A Reference Book
The Discus Book Tropical Fish Keeping Special Edition: Celebrating 25 years - Natural Aquariums, Healthy Diets and Fish Care
Zacro Pack of 2 LCD Digital Aquarium Thermometer Fish Tank Water Terrarium Temperature
Jack Wattley's Handbook of Discus/H1070
Handbook of Fish Diseases
Schmidt-Fockes Discus Book
Discus Fish (Complete Pet Owner's Manual)