| Mode: For a past period of time For all time by years For all time by quarters For all time by months |
IT-Expert. — Санкт-Петербург: ИТ Медиа, 2020. — 52 с. — Доступ по паролю из сети Интернет (чтение). — <URL:https://ibooks.ru/reading.php?short=1&productid=372574>. — <URL:https://ibooks.ru/resize/w188/images/T/ex.png>. — Текст: электронный
| Period | Read | Copy | Open | Total | |
|---|---|---|---|---|---|
| Yesterday | 0 | 0 | 0 | 0 | 0 |
| Last 30 days | 0 | 0 | 0 | 1 | 1 |
| Last 365 days | 0 | 0 | 0 | 16 | 16 |
| All time | 0 | 0 | 0 | 18 | 18 |