by Harold W. Helfrich
Hardcover
ISBN: 978-0-300-01432-7
ISBN-10: 0-300-01432-5
Yale University Press · 1971
|
|
by Harold W. HelfrichHardcover
ISBN: 978-0-300-01432-7 ISBN-10: 0-300-01432-5 Yale University Press · 1971 |
| See also: | ||
| 1970 | Hardcover | The Environmental crisis (No. 1) |
| 1970 | Paperback | The Environmental crisis (No. 2) |