| Item Description: | Except for two articles, reprinted from the Natural resources journal v. 13, no. 2 (Apr. 1973) |
|---|---|
| Physical Description: | viii, 270 p. 25 cm |
| Bibliography: | Includes bibliographical references |
| Item Description: | Except for two articles, reprinted from the Natural resources journal v. 13, no. 2 (Apr. 1973) |
|---|---|
| Physical Description: | viii, 270 p. 25 cm |
| Bibliography: | Includes bibliographical references |