- Hydroponics: The Bengal System, with Notes on Other Methods of Soilless Cultivation by James Sholto Douglas, 1976-01-29
- Hydroponics: Complete Guide to Gardening without Soil by Dudley Harris, 1998-07-01
- Simple Hydroponics For Australian Home Gardeners - Contains The Latest Information On How Yo Garden Successfully Without Soil by A. C. Sundstrom, 1982
- The Gardener's Catalogue 2: A Complete Compendium for Indoor, Outdoor, Hydroponic, and Greenhouse Gardeners [Eunice Riedel, Editor]
- Hydroponics - The Bengal System by J. Sholto Douglas, 1964-01-01
- Hydroponics: Complete Guide to Gardening without Soil by Dudley Harris, 1998-07-01
- Hydroponic gardening at home by Charles Edward Sherman, 1975
- Hydroponics: The Bengal system by James Sholto Douglas, 1970
- Hydroponics: The Gardening Without Soil. Easy-To-Follow Instructions for the Flatdweller, Hobbyist and Commercial Grower by Dudley A. Harris, 1975-06
- Hydroponics Worldwide: State of the Art in Soilless Crop Production
- Hydroponics: The Bengal System: With Notes on Other Methods of Soilless Cultivation by J. Sholto Douglas, 1975-10-16
- The Hydroponic Bible (Volume 1) by Chris Kovach, 2008-07-01
- Hydroponics - Introduction to Hydroponic Gardening
- Hydroponic Gardening Tips: Homemade Hydroponics Secrets Revealed (Volume 1) by Crystal Jantz, 2010-01-01
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