A report of the 4th International Rock Garden Plant Conference, [Harrogate], April 1971 /
International Rock Garden Plant Conference(4th :1971:Harrogate, England)
Elliott, R. C.(Roy C.)
Alpine Garden Society (Great Britain)
[London] : Alpine Garden Society,
[1977?]
Cover title: The world of rock plants. - Spine title: 1971 conference report. - Text on inside front cover.
Includes index
Rock plants
Rock gardens