A teacher's guide
By: [written by Melville Harris, Director, Meurig Evans and Gwenallt Rees]
Contributors: Harris, Melville.; Evans, Meurig.; Rees, Gwenallt.
Publisher: Hart-Davis
Published: 1972
Place of publication: London
Language: eng
Number of pages: 97
Subjects: Environmental education.
Notes: Bibliography: p. [90]-94.