| Mode: For a past period of time For all time by years For all time by quarters For all time by months |
Крюкова, Н.А. Экология землепользования: учебное пособие / Н.А. Крюкова, П.В. Демидов; Воронеж. гос. аграр. ун-т. — Воронеж: ВГАУ, 2012 — 124 с.: ил. — <URL:http://catalog.vsau.ru/elib/books/b71772.pdf>.
| Period | Read | Copy | Open | Total | |
|---|---|---|---|---|---|
| Last day | 0 | 0 | 0 | 0 | 0 |
| Last 30 days | 0 | 0 | 0 | 0 | 0 |
| Last 365 days | 0 | 0 | 0 | 25 | 25 |
| All time | 0 | 0 | 0 | 26 | 26 |