|   | Paperback 
 
 
 ISBN: 978-92-3-102286-9 ISBN-10: 92-3-102286-5 Unesco ยท 1981 | 
| See also (possibly by other authors): | ||
| 1981 | Paperback | Methods of computation of the water balance of large lakes and reservoirs: A contribution to the International Hydrological Programme (Studies and reports in hydrology) |