The Genus Lavandula by Tim Upson & Susyn Andrews: published by The Royal Botanical Gardens, Kew, London
The Essential Lavender by Virginia McNaughton: published by Bloomings Books
The Lavender Garden by Robert Kourik: published by Chronicle Books
The lavender Grower's Guide by Virginia McNaughton : published by Bloomings Books
There are many smaller publications on uses of lavender in cooking, craft-work ideas and design in the garden.